Which of the Following Statements Regarding the Effect of Enriched

question 102

Multiple Choice

Which of the following statements regarding the effect of enriched environments on IQ is least accurate?

• A)Educational enrichment programs (e.g., Head Start) generally have not produced substantial, long-term gains in IQ.
• B)The inability of enrichment programs to produce enduring increases in IQ indicates that intelligence is largely a product of heredity.
• C)Some adoption studies have demonstrated that an improved environment can lead to meaningful increases in IQ.
• D)The failure of enrichment programs to increase IQ scores may be due to the fact that the programs were poorly executed, or underfunded.

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Definitions:

Perfect Competitor

A market structure where numerous small firms compete against each other, and products are homogenous, with no single firm able to influence the market price.

Monopolistic Competitor

A firm in a market structure where many companies sell products that are similar but not perfect substitutes, leading to some degree of market power.

Long Run

A period in economics where all factors of production and costs are variable, allowing for adjustments in production levels.

Profit-Maximizing

A strategy where a firm determines the price and production level that yields the highest possible profit.