Answer:
I think its chemical energy is not required because passive transport doesn't need energy at all
The cerebrum controls the higher brain functions such as speech, writing, etc. The cerebellum deals with the involuntary stuff. The other 2 are nowhere near what you are looking for. B - Cerebrum is your answer.
The answer is C . The rock cycle is driven by energy from the sun as well from the interior of Earth.
Carbon is transfered by plants and animals.