One of the Evolutionary Developments That Make Humans Anatomically Distinctive

question 26

Multiple Choice

One of the evolutionary developments that make humans anatomically distinctive among animals is the __________.

• A)advanced brain stem
• B)triple arch of the foot
• C)mammary gland
• D)opposable thumb

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Definitions:

Total Individual Benefit

The total value or satisfaction that an individual derives from consuming a particular quantity of goods or services.

Marginal Benefit

The supplementary enjoyment or advantage gained by consuming another unit of a good or service.

Marginal Social Benefit

The additional benefit received by society as a whole from the production or consumption of one more unit of a good.

Marginal Social Benefit

The additional gain to society as a whole from an additional unit of a good or service, considering both private benefits and externalities.