The condensation of water vapor formed the early oceans. It is an important part of the water cycle. It is easy to eliminate the other answers in this question. It can't be meteorites, living organisms, or nitrogen.
Answer:
A) bears, skunks, and woodpeckers living in a forest
Duh
Answer: I think it's B
Explanation: power activates the spring, making it bounce or jump then goes to a stop
The answer should be the refractory period