The Fossil Lucy (Australopithecus Afarensis) Is Significant Because, at _____

question 111

Multiple Choice

The fossil Lucy (Australopithecus afarensis) is significant because, at _____ years old, hers is the first hominin species to _____.

• A)20 million; have been fully bipedal
• B)1)3 million; have hominin brow ridges
• C)1)3 million; migrate out of Africa
• D)600,000; have hominin brow ridges

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Definitions:

Isoquants

A curve representing all the combinations of factors of production that yield the same level of output.

Isocost Line

A graphical representation in economic theory showing all combinations of inputs which have the same total cost.

Price Of Labor

The cost of hiring workers or the wages that employers pay to their employees.

Price Of Capital

The cost of using capital assets to produce goods and services, often reflected in interest rates or returns required by investors.