Which of the following best describes deflation as it relates to Earth science?

A. Beach erosion caused by high tides

B. An avalanche caused by skiers

C. High tides caused by full moons

D. The lowering of land surface caused by wind

The answer is D. The lowering of land surface caused by wind

Deflation is wind activity which also causes rock erosion or transports sand and dirt.

The lowering of land surface caused by wind best describes deflation as it relates to earth science. So for the given question, the right option will be option "D". The word deflation can be used in a variety of ways. In case of finances, this is a commonly used term and is the opposite of inflation. In case using this word in relation to earth, it can be used to describe the erosion of loose materials by the force of wind from dry and flat areas like the deserts.