The answer would be Develop healthy eating habits,Exercise regularly and also Hang out with friends who are appreciative.
Answer:
A.The weight you can lift one time.
Explanation:
The one-repetition maximum test (1RM) is one of the most common measures used to find out the heaviest weight you can press just once (but not twice). You can also do multiple-repetition tests. (A 5-rep test seems to be accurate, but more than 10 reps become an unreliable test for maximum strength.)
I would say biological chemical. Chemicals can be very harmful if not used properly. Physical changes don’t really harm or isn’t as worrisome as that of a chemical situation.