Answer:
B. drives
Explanation:
A student is trying to reach a goal, that goal is to get good grades. If I wanted to get a phone for working hard in school, it would then be an incentive.
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:B
Explanation:Blood enters the right atrium and passes through the right ventricle. The right ventricle pumps the blood to the lungs where it becomes oxygenated. The oxygenated blood is brought back to the heart by the pulmonary veins which enter the left atrium. From the left atrium blood flows into the left ventricle.