Answer:
A
Explanation:
because the
Cirulatory system-The skeletal system has many different functions, including supporting the body and giving it shape, protecting internal organs, providing attachment surfaces for skeletal muscles, allowing body movements, producing blood cells, storing minerals, helping to maintain mineral homeostasis, and producing endocrine hormones
Answer: Have a balanced diet
Explanation:
diet
They are found in the Thoracic cavity 34
To hear heart rate............