Which Evidence Best Demonstrates an Environmental Impact on Intelligence

question 20

Multiple Choice

Which evidence best demonstrates an environmental impact on intelligence?

• A)​A high correlation between the IQ scores of identical twins
• B)A low correlation between the IQ scores of strangers ​
• C)The rapid increase in average WISC scores seen during the past 25 years ​
• D)The stability of WISC scores seen during the past 25 years ​

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Definitions:

Alcohol

A psychoactive substance found in drinks such as beer, wine, and spirits, known for its effects on mood, behavior, and consciousness.

Developmental Psychologists

Professionals specializing in the scientific study of how and why human beings change over the course of their life, from infancy through adulthood and aging.

Life Cycle

The series of changes in the life of an organism, including reproduction, development, and eventually death.

Social Changes

Alterations in the structure and functioning of a society over time, often owing to advances in technology, changes in economy, or cultural shifts.