What Type of Activity Has Been Shown to Restore Brain

question 39

Multiple Choice

What type of activity has been shown to restore brain volume, especially in the hippocampus, a region closely involved with memory?

• A) spending time with teenagers
• B) a program of aerobic exercise
• C) eating a healthy diet that has antioxidants
• D) reading and communicating with others

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Definitions:

Economic Profit

A firm's total revenues minus its explicit and implicit costs, representing the profitability beyond the firm's opportunity costs.

Market Equilibrium

The condition where the quantity of a good or service demanded equals the quantity supplied, resulting in no incentive for price to change.

Output Level

The quantity of goods or services produced by a business within a given period.

Allocative Efficiency

A state of the economy in which production represents consumer preferences; in other words, every good or service is produced up to the point where the last unit provides a marginal benefit to consumers equal to the marginal cost of producing it.