The respiratory system works directly with the circulatory system to provide oxygen to the body. Oxygen taken in from the respiratory system moves into blood vessels that then circulate oxygen-rich blood to tissues and cells.
<span>a hypothetical force formerly held to pervade all nature and to manifest itself in magnetism, mesmerism, chemical action, etc.</span>
Your answers would be A,B, and C but if it’s only 1 I’d go with A
Pharmacists and doctors are allowed to prescribe medications
Hope this helps :)