The importance of environmental influences on intelligence is provided by evidence that A mental similarities between adopted ch
ildren and their adoptive families increase with age. B identical twins reared together have more similar intelligence scores than fraternal twins reared together. C the average IQ scores of children are generally within one standard deviation of their parents' IQ scores. D general intelligence scores predict performance on a variety of complex tasks. E the intellectual development of neglected children in impoverished environments is often depressed. 24 of 45 2
B identical twins reared together have more similar intelligence scores than fraternal twins reared together.
Explanation:
Apart from genetics, environment plays an important role in the the IW of a child. Some environmental factors that influence intelligence are income, availability of learning resources, nutrition, education and other factors.
With environmental factors in minds research has found out that identical twins that are raised together have similar intelligence scores compared to fraternal twins raised together
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