Which of the following was a cause of the ecological disaster know as the dust bowl? a. excessive rainfall that yearb. the plowing under of native grasses that kept topsoilc. a massive earthquake that lossened the topsild. a floor in california

 B. The plowing under of native grasses that kept topsoil
The Dust Bowl was caused by poor agricultural practices where in the post World War I recession, the farmers were led to try new farming techniques to increase profits. But plow-based farming in the region raised unexpected return which is the loss of fertile topsoil that leaves the land susceptible to drought and hostile for growing crops.

Ithink the answer is false: