Cardiac output is a measure of.

a
Health
b
Strength
c
Flexibility
d
Fitness

answer; i do believe that the correct answer is ( portal of exit in the chain of transmission); good luck

i believe the answer is a

it's false.

"every person has their limitations which prevent us from accomplishing something. some are better than mathematics for example and some are worse. those people who are worse might never be able to become mathematicians, but that does not mean that they would not be great at doing something else."

hope this !

feel free to mark as brainliest: )