One dramatic finding from developmental psychology (Plomin & Daniels,1987)is that two children in the same family are,on average,

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Quizplus · Accepted Answer

Research has shown that genetic factors play a significant role in the development of individual differences between siblings, and that siblings can be as different from one another as two children selected at random, despite growing up in the same family environment. This is known as the "non-shared environmental effect". Therefore, option A is the correct answer.

One Dramatic Finding from Developmental Psychology (Plomin & Daniels,1987)is That