Valence because it has something to so with science instead of motivation.
Answer:
C. Energy is not required to find a mate.
D. Then population can increase from only one parent.
E. The population can increase quickly.
Explanation:
I majored in Health
No because you need protein from the animals and also the fat
The answer is B. Because your concern is that Mark could be depressed and maybe thinking about suicide. Hope this helps!:)