Consider the Butte Shown Below,which Is Made of Sedimentary Rock

Multiple Choice

Consider the butte shown below,which is made of sedimentary rock.

-What accounts for the fact that the slope angles are different in rock units A and B?

A) gravity acts unevenly on the slopes.
B) the slopes in A receive more rainfall than the slopes in B.
C) the lack of cohesion among particles in unit B makes it compress.
D) unit A has a greater resistance to particle motion than does unit B.
E) unit B is less resistant to erosion than unit A.