Answer: C consists of a sympathetic and parasympathetic nervous system
With the Autonomic Nervous System (ANS) the bodily actions are done without thinking or being controlled, which occurs with the internal organs such as the heart beating, digestion, sexual arousal, and other functions that can't be controlled.
Hopefully this helped and good luck!!!
I want to say it is environmental resistance
B) Because Hydroelectric energy does not create waste but could cause ecological impacts and flooding.
<span>How much of the Earth’s water is usable as a freshwater resource?
3%</span>