How much time each week should you spend exercising to strengthen your cardiovascular system?

You should spend at least 30 minutes, twice a week, in aerobic exercise.

You shouldn't spend more than 30 minutes, twice a week, in aerobic exercise.

You should spend at least 20 minutes, three times a week, in aerobic exercise.

You shouldn't spend more than 20 minutes, three times a week, in aerobic exercise.

Question

How much time each week should you spend exercising to strengthen your cardiovascular system?
		
You should spend at least 30 minutes, twice a week, in aerobic exercise.
		
You shouldn't spend more than 30 minutes, twice a week, in aerobic exercise.
		
You should spend at least 20 minutes, three times a week, in aerobic exercise.
		
You shouldn't spend more than 20 minutes, three times a week, in aerobic exercise.

linn99123 · Answer

I would say A it seems it make sense and i did this in k12 a month ago so it should be A

anonymous · Answer

Yea it should be option A. @party_girl

party_girl · Answer

okay thank you

linn99123 · Answer

yesh i was right

anonymous · Answer

yes i agree A

anonymous · Answer

but you know there is a section for this @party_girl