According to the Cost-Benefit Principle, You Should Spend an Additional

question 98

Multiple Choice

According to the Cost-Benefit Principle, you should spend an additional hour studying for an exam if, and only if,:

• A) the benefits of studying for an additional hour are really high.
• B) the benefits of studying for an additional hour exceed the costs of studying for an additional hour.
• C) the benefits of studying for an additional hour are higher for you than for anyone else in your class.
• D) you have time to study for an additional hour.

---

Definitions:

Rattle

A toy that produces sound when shaken, often used to entertain or soothe infants.

Sensorimotor Intelligence

Piaget’s term for the way infants think—by using their senses and motor skills—during the first period of cognitive development.

Circular Reactions

Repetitive actions typical in infant development, which serve to build cognitive and motor skills.

Muscle Strength

The ability of a muscle or group of muscles to exert force against resistance.