Any help is appreciated.

"Energy inputs occur via __________ or ingesting food; this energy drives the flow of matter into and out of the cell. The energy is released by __________ and eventually cycles back into the ecosystem as __________."

A. photosynthesis; respiration; waste
B. photosynthesis; respiration; heat
C. respiration; photosynthesis; waste
D. respiration; photosynthesis; heat