What human factor most contributed to the creation of the Dust Bowl?(2 points)

Question

Responses

Excessive livestock production stripped the ground of nutrients.
Excessive livestock production stripped the ground of nutrients.

Removing native grasses with little regard for the effect it would have
Removing native grasses with little regard for the effect it would have

Lack of knowledge on the appropriate farming practices for the region.
Lack of knowledge on the appropriate farming practices for the region.

Overfarming due to WW2.

Answer 1

Lack of knowledge on the appropriate farming practices for the region.