The muscular system is an organ system consisting of skeletal, smooth and cardiac muscles. It permits movement of the body, maintains posture, and circulates blood throughout the body.
The sympathetic system is our “flight or flight” defense to help during stressful situations. It prepares the body to either fight the threat or to flee. The parasympathetic system is what brings the bodily functions back to homeostasis after the “fight or flight” had been activated and the threat is over.
A I think that is your correct choice