A Valley Bottom Might Be Differentiated from Valley Sides in That

Multiple Choice

A valley bottom might be differentiated from valley sides in that ________.

A) valley bottoms tend to be at a higher altitude
B) valley sides have lesser slopes than valley bottoms
C) valley sides tend to take more area than valley bottoms
D) valley sides commonly have "lips" or "rims"
E) valley bottoms are the sites of interfluves