Question

What is a contour interval ?

A. the elevation difference between two adjacent contour lines.
B. A looped formed by contour lines that indicate a peak or depression
C. An imagery line that joins of equal elevation
D. The degree o a slopes steepness

Answer 1

A is answering because you’re my cousin

Answer 2

The vertical distance between or difference in elevation between contour lines.

Short answer? A.