PLEASE HELP ME THIS TEST IS 3 GRADES!!!!!
What do the arrows in the food chain below indicate about the flow of energy in an ecosystem?

A.Energy ia continuosly recycled by the organisms in an ecosystem.

B.Energy flows in one direction in an ecosystem,from producers to consumers.

C.More of the available energy in an ecosystem is given to largr animals than to small animals.

D.Organisms at the end of the food chain receive more energy than those at the beginning​