As a person ages, his or her levels of cardiorespiratory fitness tend to __________.
A. improve
B. decline
C. stay the same
D. none of the above

Respuesta :

Hi !

With aging, heart does not reamin the very efficient pacemaker.

As a person ages, his or her levels of cardiorespiratory fitness tend to : B. decline

Answer:

the answer is B

Explanation:

i just took the test