The Laetoli Footprints Show That Australopithecus Afarensis Was

question 33

Multiple Choice

The Laetoli footprints show that Australopithecus afarensis was

• A) an efficient biped compared with humans.
• B) an inefficient biped compared with humans.
• C) about as equally efficient a biped as humans.
• D) not bipedal.

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Definitions:

Consumes

The act of using up a resource or goods in the process of satisfying human needs or wants.

Utility Function

A utility function is a mathematical representation that assigns a level of utility or satisfaction to combinations of goods and services consumed.

Income

Refers to the income earned, either periodically or consistently, from employment or investment ventures.

Utility Function

A mathematical expression that ranks preferences over a set of goods or outcomes, representing satisfaction or happiness derived from consumption.