You Find a Fossil That You Are Sure Shows Evidence

question 7

Multiple Choice

You find a fossil that you are sure shows evidence of bipedalism.The presence of which of the following anatomical traits allows you to know this?

• A)a narrow pelvis
• B)posterior position of the foramen magnum
• C)opposable hallux
• D)thighbones that angle in toward the knees

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Definitions:

Elasticity

A measure of how much the quantity demanded or supplied of a good responds to a change in price or other economic variables.

Elasticity of Demand

Quantifies the change in demand for a commodity in response to its price movements.

Demand Curve

A graph showing the relationship between the price of a good and the amount of the good that consumers are willing to buy at different prices.

Market Demand

The total amount of a product or service that all consumers in a market are willing and able to buy at various prices.