The Cost-Benefit Principle

question 44

Multiple Choice

The cost-benefit principle

• A) states that an action should be taken only if the total benefit is at least as great as the total cost.
• B) implies that the cost of all alternatives should be included when choosing among alternatives.
• C) states that an action should be taken only if the extra benefit is greater than the extra cost.
• D) states that an action should be taken only if the average benefit is greater than the average cost.
• E) states that an action should be taken only if the extra benefit is less than the extra cost.

---

Definitions:

Adrenal Hormones

Hormones that are produced by the adrenal glands and that are involved in emotion and stress.

Biological Rhythms

Natural cycles of change in bodily functions or activities, such as the sleep-wake cycle or hormonal cycles.

Blood Sugar

The concentration of glucose in the blood, an important energy source for the body's cells and a key indicator of metabolic health.

Glutamate

A major excitatory neurotransmitter in the brain, involved in memory and learning.