Answer:
c. Eolian
Explanation:
By observing the environment presented in the question above, we can identify the presence of many sand sheets and different types of dunes. These characteristics are directly related to Eolian Environments, which are those where the wind is the main means of transporting sediment and presents a predominance of sand, like the environment presented in the question. These environments are usually drier and have a low concentration of water.