-Refer to Exhibit 2-2

question 20

Multiple Choice

-Refer to Exhibit 2-2.If PPF₂ is the relevant production possibilities frontier,then point __________ is productive efficient.

• A) B
• B) D
• C) I
• D) F
• E) both b and d

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Definitions:

Chordates

A large group of animals that includes all vertebrates as well as two groups of invertebrates, characterized by having a notochord at some stage of development.

Common Ancestor

The most recent individual from which all organisms in a group are directly descended.

Monkeys

Primates that are not apes or humans, typically having a tail and being smaller than apes, inhabiting mainly tropical forests.

Human Evolution

The lengthy process of change by which people originated from apelike ancestors, involving developments in physical, social, and cultural traits.