Which answer below accurately explains a scientific theory. A. A specific happening given specific circumstances

B. An inference based on past experience

C. A well-substantiated explanation accepted as true

D. An agreeable testable explanation that eventually becomes a law

I think it is c since "A scientific theory is an explanation of an aspect of the natural world that can be repeatedly tested and verified in accordance with the scientific method, using accepted protocols of observation, measurement, and evaluation of results. Where possible, theories are tested under controlled conditions in an experiment. "

google my dude. if it doesn't show up ask me.

a. decomposes use carbon from dead organisms as fuel for cellular respiration, returning carbon dioxide back into the atmosphere.