Adaptations are like mini evolutions that occur in 1 generation , the plant or animals body changes based on the environment around it. Sometimes when and organism evolves it's because of natural selection, which basically means that the organism with the best trait will survive
I believe the answer is B. they respond to stimulli
The actual answer is, "A", an ocean trench.
You can find out more about them by researching them up on Google, it's only a few phrases and a hit on the enter key :P
Answer:
The one major change that occurred was the placement and organization of the electron.
Answer:a mscle which controls the body
Explanation: