It takes 30-36 months. That equals 7 years of college education.
I think the answer to this would be :
Younger people also need to do warm-ups because their muscles can also get injured.
There is no person in the world where someone's muscles would not get injured if they do not stretch or do warm-ups. It is the way of life that the muscles can be more stiff if no loosened up and this sometimes results in injuries or sprains.
A the molecule that contains all the instructions for life
I wouldn’t trust that link, my computer warned me when I tried to use one similar
The correct answer is:
C. Four food groups