Answer:
contain contour lines to display elevation
Explanation:
on a topographic map (which is one type of map) you can see elevation contour lines, which will show you what different elevations there are on the map you're using.
The topographic maps are the ones in which the elevation is generally represented with the help of contour lines.
The topographic maps are such visual representation of geographic details where the use of the contour lines is extensively expressed to show different conditions on the maps like elevation, depth, and height.
Hence, option A holds true of the characteristics of the topographic maps.
Learn more about topographic maps here:
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