Thy decompose dead organisms, and it turns into better soil.
Answer:I HAVE THE SAME ONE LET ME KNOW WHEN YOU HAVE THE ANSWER!!!
Explanation:
Medulla of oblangata (answer C) is part of the brain which is affected of the patient who complain of breathing problems . Medulla of oblangata is a vital center which control visceral activities such as breathing,heart rates,blood pressure, swallowing and vomiting.