67.3k views
0 votes
Cardiovascular exercise helps improve the health of the _____.

a. brain

b. muscle fibers

c. blood vessels

d. blood

1 Answer

1 vote
I believe the answer is C. blood vessels. 
User Vitae Aliquam
by
7.9k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.