<span>The answer is B. neither speaks articulately.</span>
Some reminders are necessary:
Artery does not have valves, the blood pressure on it is very high, there is no risk of blood backflow, so it does not need valves
Arteries are vessels that transport blood from the heart to capillaries.
Veins are vessels that transport blood back to the heart from capillaries.
According to these reminders, you could conclude that:
A is false (no backflow in arteries)
C is false (no backflow in arteries)
D is false ( veins take blood to the heart)
so the right answer is B
Answer:
Intrinsic motivation comes from within, while extrinsic motivation arises from outside. When you're intrinsically motivated, you engage in an activity solely because you enjoy it and get personal satisfaction from it. When you're extrinsically motivated, you do something in order to gain an external reward.
Explanation:
