In addition to muscle endurance, cardiovascular endurance, muscle strength, and flexibility, which other element serves as a marker to ones physical fitness a. breathing capacity b. hand-eye coordination c. muscle reflexes d. body composition

D body composition

I had this when I was in health class

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

Little kids are eat dirt all the time so im sure you are fine