If There Was a Human Revolution, It May Have Been

question 54

Multiple Choice

If there was a human revolution, it may have been caused by a

• A) cognitive adaptation such as a mutation that allowed fully modern speech.
• B) population of modern humans from Africa replacing Eurasian ones.
• C) hybridization of modern humans with Eurasian humans.
• D) period of climate stability.

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Definitions:

Equilibrium Level

The state in which market supply and demand balance each other, resulting in stable prices and quantities.

Unemployment

The situation when people who are willing to work at prevailing wage rates cannot find jobs.

Equilibrium

A state in which supply and demand are balanced, resulting in stable prices.

Supply And Demand

A fundamental economic concept that describes how prices vary based on the balance between the quantity of a good or service provided and the quantity consumers wish to purchase.