Document must look like the screenshot. Benjamin needs your help with a document that lists some of Map Finds For Yous map products. The document contains a root element named products with one or more occurrences of the product element containing information on map products. The product element contains five child elements name , versionDate , desc , an optional isbn , and price . The name element stores the name of the prod-uct and supports two attributes pid , the ID number of the product; and category , the type of product ( historical , state , or parks ). The versionDate element also supports an optional surveyDate attribute that indicates the date of the map survey, if known. The desc element stores a description of the product. The optional isbn element stores the ISBN for the product. The price element stores the name of the product and supports two attributes format , the format of the product ( flat or raised ) with a default of flat ; and media , the media type of the product ( paper or electronic )Therefore, your task will be to create the DTD for the document.Complete the following: 1. Using your text editor, open the prodtxt.xml ?le, enter your name and todays date in the comment section of the ?le, and then save the ?le as products.xml . 2. In the products.xml ?le, insert an internal DTD for the root element products directly after the comment section and before the opening tag. 3. Within the internal DTD, declare the following items: a. The products element, containing at least one occurrence of the child element product b. The product element, containing five child elements in the sequence name , versionDate , desc , an optional isbn , and price c. The name , versionDate , desc , isbn , and price elements, each containing parsed character data 4. Add the following attribute declarations to the product ?le: a. For the name element, a required pid attribute as an ID b. For the name element, a required category attribute equal to historical , state , or parks c. For the versionDate element, an optional surveyDate attribute containing the date of the survey d. For the price element, an optional format attribute equal to either flat or raised , with a default of flat e. For the price element, a required media attribute equal to either paper or electronic 5. On the same line as the format attribute de?nition, insert a comment containing the text format default is ?at . 6. Save
your changes to the products.xml ?le, and then use Exchanger XML Editor or another XML tool to verify that the document is well formed. 7. Validate the document. If necessary, correct errors one at a time and revalidate until the document is valid. North America 1849 1968 This historical map of North America includes part of the West India Islands. Old style colors are used to outline boundaries of the United States. 30 x 38 inches. $38.00 Lewis and Clark: A Legacy of Science 2003 This Lewis and Clark poster commemorating the bicentennial of this incredible journey of discovery features two maps in parallel view: above is a beautiful reproduction of the 1814 Lewis and Clark map; also included is the same geographic area depicted with current remote sensing technology in a colorful image of the American landscape. 42 x 44.5 inches. 978-0-607-99721-7 $5.50 United States: Wisconsin 1968 This state map of Wisconsin outlines borders of the state and its counties. Some topography is included. 46 x 45 inches. 978-0-607-59264-1 $1.00 Canyonlands National Park National park map of Canyonlands National Park, which is the the largest national park in Utah. Some shaded relief; contours included. 45 x 60 inches. 978-0-607-84777-2 $12.00 Antietam: storical Map of the Battlefield of Antietam 1904 The National Geospatial-Intelligence Agency (NGA) created these attractive and informative posters to celebrate the legacy of battlefield cartography, photo interpretation, and imagery analysis. This is one of a series of 14 maps based on surveys of the Antietam Battlefield showing military positions during the course of the battle. These maps were created in response to a congressional mandate to document significant Civil War battlefields. The purpose was to gain a greater understanding of the movement of troop, artillery, and cavalry units as they maneuvered to win an advantage. 36 x 24 inches. $12.00 Normandy Air Campaign 1945 The National Geospatial-Intelligence Agency (NGA) created these attractive and informative posters to celebrate the legacy of battlefield cartography, photo interpretation, and imagery analysis. This map shows fighter plane patrol routes in assault areas. The map legend identifies flight routes across the English Channel, positions of naval ships, assault beaches, and more. Foreground image is of P47s flying in patrol formation during the invasion. 36.5 x 24.5 inches. $10.00