Respuesta :
Answer:
A, C, and F
Explanation:
Each of these answers show a way that energy is used which is why there is less energy in the next trophic level than the first
B Energy is stored in the decomposers
C Energy is lost as heat to the environment.
F Energy is used by organisms to preform life functions.
C Energy is lost as heat to the environment.
F Energy is used by organisms to preform life functions.