How Does Carbon Move Through the Carbon Cycle

Multiple Choice

How does carbon move through the carbon cycle?

A) Carbon flows one way from volcanoes to plants to consumers and then to the atmosphere.
B) Carbon is recycled among plants, animals, water, soil, and the atmosphere.
C) Carbon dioxide (CO₂) is the only carbon-containing compound involved in the carbon cycle.
D) Exhaled carbon dioxide becomes trapped in the atmosphere, adding to the greenhouse effect.