Based on the type of topographic map described, the value of the contour line at point A is 7,000 feet.
The symbol at point B shows that it is a Picnic Area and the elevation at point B is 6,800 feet.
Topographic maps are able to show the elevation levels of areas on a map. The area at point A of this map shows the contour line of 7,000 feet running through it so this is its elevation.
Point B has an elevation of 6,800 feet which means it is not as high as point A, and the legend of the map shows that this is a picnic area.
Find out more on Topographic maps at https://brainly.com/question/1026002.
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