Answer:
C
Explanation:
if ur in college dont take my answer cuz I'm not sure
Physical changes such as wrinkles some say you shrink when you get into your elderly years. But it gets harder for you to loose weight your metabolism slows down, you may get bone problems like arthritis. you dont have as much energy. Its harder for you to get around and also memory loss. Its much easier for you to become diagnosed with any dangerous diseases which is why make sure you eat healthy and exercise !
I think the answer to this is To measure your muscle mass.
