The concept of cumulative risk is used to describe the idea that as the number of

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Cumulative risk refers to the idea that as the number of environmental risk factors increase, the negative impact on children's cognitive and behavioral development increases. This has been shown to be true for various outcomes, including IQ scores. Thus, as environmental risk factors increase, children's performance on IQ tests decreases. Option B is incorrect because it suggests that decreasing risk factors would result in decreased IQ scores, which is the opposite of the effects of cumulative risk. Option C is unrelated to the concept of cumulative risk, and option D is incorrect because the premise is false - an increase in poverty-related factors is associated with increased risk for academic difficulties.

The Concept of Cumulative Risk Is Used to Describe the Idea