It is important that you maintain a healthy weight both for your overall health and so that your respiratory system can: A.
deliver oxygen more adequately.

B.
pump blood more forcefully from the heart.

C.
keep capillaries constricted.

D.
allow for smaller amounts of air to enter your lungs.

b

Explanation:

because if you  weigh so much it will  stop from the pumping fast than slow so the   answer will be b

sorry if it is  wrong

for respect usually. some people might be little awkward if you meet or some would be different. usually   you dont love people when you meet them depends on the type of person.

hope this

answer; (false);