Respuesta :
Answer:
The correct answer is A) Respiratory System
Explanation:
The Respiratory System has is concerned with the lungs, the process of breathing, etc. The lung is also one of the main organs in the Respiratory System. If your lungs are filled with fluid or infected, your body will have issues getting the air it needs.
Answer: A. Respiratory system
Explanation: it was correct on Pennfoster.