D because trachea is the tube, bronchi is what splits into your lungs, bronchioles are what look like branches of the bronchi, and alveoli are the little air bags at the bottom of the smallest bronchioles.
Answer:
an disease caused by the lack of some essential or important element in the diet, usually a particular vitamin or mineral.
True true true! the answer is true
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Thd Carcinogenic causes Cancer
d.) CANCER
