Which of the following is an example of homeostasis? a. the lungs of animals excrete carbon dioxide. b. the beaks of some birds are hooked in shape. c. we feel cooler when we stand under the shade of a tree. d. we feel warmer when all the windows are shut on a cold night.

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.

sorry to break it to ya but no one can answer your question it's just

jk but i am serious about the part that most people cant answer it beacuse you did not mention the section you are talking about. but it would if you added some detail and were a bit more specific.