Which of the following processes returns carbon from this vast reservoir to the active carbon cycle? ( More than one answer may be right)
A. Burning fossil fuels
B. Sedimentation
C. Photosynthesis
D. Decomposition of dead organisms

Respuesta :

A. Burning fossil fuels
Also
D. Decomposition of dead organisms
The answer(s) would definitely be A and D i'm pretty sure.