What human factor most contributed to the creation of the Dust Bowl? Removing native grasses damaged the topsoil.

Excessive livestock production stripped the ground of nutrients.

Letting fields lay fallow led to mismanagement of the land.

Crop rotation eroded the top inch of the topsoil.

Removing native grasses damaged the topsoil.

Explanation:

Farmers were removing too much grass which in turn damaged the topsoil of the land. This caused the dirt to move around easier especially when you add wind to the equation.

answer; ///(1) blank; henry clay; (2) blank; secretary of state; (c)is your answer; ///good luck