Which two body lystems are directly involved in movement and breathing? A. digestive and muscular
B. muscular and skeletal
C. skeletal and respiratory
D. respiratory and digestive

The skeletal system is made up of bones, ligaments and tendons. It shapes the body and protects organs. The skeletal system works with the muscular system to help the body move.The respiratory system is the network of organs and tissues that help you breathe. It includes your airways, lungs, and blood vessels. The muscles that power your lungs are also part of the respiratory system. These parts work together to move oxygen throughout the body and clean out waste gases like carbon dioxide

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Explanation:

what are the choices?