After completing the PACER, you found out your score is below the healthy fitness zone. You decide to begin an exercise program to help improve your score.

Which of these exercises is the most beneficial for improving your PACER score?

A.
Jogging

B.
Push-ups

C.
Stretching

D.
Walking

Jogging would be the most helpful for improving your pacer score as it helps your body maintain the speed of jogging

Bmust be the answer, as technically all organs move, so a is incorrect. all organs are made of different types of cells, so that isn’t a problem, so c is also incorrect. human hearts are very similar to many other animals’ hearts, so d is also incorrect, yet the heart is made of muscle, which is hard to grow in the lab so it would be correct to say b