Which landform was most likely formed by deposition?

A. cave
B. cliff
C. beach
D. arch

C. beach?

3 answers

Right.
Which of the following is caused by ocean waves and the wind?
A. earthquakes
B. tides
C. sand dunes
D. hurricanes

B.tides?
Nope.

http://en.wikipedia.org/wiki/Dune