If Identical Twins Reared Apart Have Very Different IQs, This

question 1

Multiple Choice

If identical twins reared apart have very different IQs, this could best be explained by:

• A)Genetics
• B)Environmental factors
• C)Unreliability of the test
• D)Motivation
• E)Fabricated data

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Definitions:

Diminishing Returns

A decrease in the marginal output of a production process as the amount of a single factor of production is incrementally increased, holding all other factors constant.

Value Added

The amount by which the value of goods or services is increased at each stage of its production, exclusive of initial costs.

Marginal Product

The increase in output resulting from a one-unit increase in the amount of a single input, holding all other inputs constant.

Equilibrium Value

The price or point at which the quantity of a product demanded equals the quantity supplied, leading to market stability.