Question

the contour lines crossing deer river show that the river flows
a) southward out of wolf pond
b) northward into wolf pond
c) northward out of wolf pond
d) southward into wolf pond

Explanation:

Contour lines cross a river in a "V" shape. The direction of the "V" points upstream. In this case, the "V" of the contour lines crossing the Deer River points northward, indicating the river flows southward into Wolf Pond.

Answer:

D. southward into Wolf Pond