Use the photograph to answer the question.

In this black and white photograph, the foreground is comprised of desert and sparse vegetation. In the background, heavy black clouds of dust loom over the landscape.

Which of the following is a factor that likely contributed to the environment shown in the photo?

A.
Farmers plowed under native grasses to plant many acres of wheat fields.

B.
Tenant farmers and sharecroppers were laid off as the Great Depression continued.

C.
The war ended, and the government no longer bought excess crops from farmers.

D.
The planting season in this particular year was very wet, and many crops flooded.