Your answer would be B...
Pretty sure it means brain, cerebral, or cerebrum!
It kind of stretches and once you excrercise a lot your muscles could get sore but for the next time you'll be much stronger and healthy:)
Answer:
they must eat. food=energy
Explanation:
Just be friendly, kind, helpful and a good friend. This will build friendship leading to a person trusting you more. Maybe share a smallish secret with them as well.