Answer:
Option (1)
Explanation:
The maps are the 2 dimensional representation of the earth. The topographic maps are defined as those maps that highlights the type of area, its relief, structures and features that are present on the earth's surface. These maps are made using a scale known as the map scale. These maps are helpful because it provides the essential data regarding a particular area.
In a topographic map, the elevations are conveniently shown using lines and each line represents the height from the mean sea level. These lines are separated from one another by a fixed vertical distance and are known as the contour intervals.
Thus, the correct answer is option (1).
