Which situation is an example of altruistic behavior?(1 point) A) A child steals an apple.

B) A child shares an apple.

C) A child eats an apple.

D) A child throws away an apple.

B. A child share an apple

Explanation:

Im sorry if this is wrong

b

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.