Does anybody know the answer to this question I been on it for 15 mins somebody please give me the real answer

Transform

Explanation:

i'm thinking (a) to keep sand in place; ////////////

explanation: a sand fence or sandbreak, like a snow fence, is used to force windblown, drifting sand to accumulate in a desired place. sand fences are employed to control erosion, sand dune stabilization, keep sand off roadways, and to recruit new material in desert areas.

it takes hundreds of years to become stable.

if you have another question lmk.