The muscular system and the skeletal system of the human body work together to

A. allow movement.
B. perform respiration.
C. transport nutrients.
D. protect the integumentary system.

Respuesta :

 A. Allow movement.  
Muscles connect to your skeleton and they contract and move the skeleton along. They help the process of movement happen in a smoother manner.
A. Because they connect together for movement of the body.