When Researchers Found a Fossilized Jawbone from a Late (About

question 60

Multiple Choice

When researchers found a fossilized jawbone from a late (about 43-45 tya) Italian Neanderthal,they noted that the shape of the jawbone suggested the individual had an intermediate chin instead of no chin like most Neanderthals.This would provide evidence supporting which of the following hypotheses?

• A)Modern Homo sapiens and Homo neanderthalensis successfully bred with each other while both were present on the Italian peninsula of Europe.
• B)Homo habilis and Homo neanderthalensis successfully bred with each other while both were present on the Italian peninsula of Europe.
• C)Home habilis and Homo neanderthalensis successfully bred with each other while both were present in central Africa.
• D)Modern Homo sapiens and Homo neanderthalensis successfully bred with each other while both were present in central Africa.

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Definitions:

Marginal Cost

The rise in expense associated with the production of one more unit of a product or service.

P > MC

A condition where the price (P) of a good is greater than the marginal cost (MC) of producing it, typically indicating the potential for profit.

MR

Marginal Revenue, the additional income received from selling one more unit of a product or service.

Socially Efficient Quantity

The level of production or consumption of a good or service that results in the optimal allocation of resources, considering both private and social costs and benefits.