Where a river flows from an area of harder rock to an area of softer rock, the softer rock may wear away, eventually forming a drop called a(n)
a.
oxbow lake.
b.
gully.
c.
waterfall.
d.
delta.

The right option is; c. waterfall

A waterfall is a river or other water bodies in which its water fall over the edge of a steep, high cliff on mountains, and falls vertically into a pool underneath. Waterfalls are usually formed when a river is still small especially in areas where softer rocks are below harder rocks. The process of erosion is highly important in the formation of waterfalls.

all answers true and false

explanation:

bc blah

explanation:

bc blah