In Terman's study of gifted children, mental health issues and relationship problems during childhood anly occurred in those with sof 45 ar lower 150 or higher 180 or higher 100 or lower Question 17 1 try left What might be the best predictor of why some people do not excel in school but essentially succeed in their life and career choices? one's intelligence quotient cretinism phonemes emotional intelligence Question 18 What does the Rynn effect theorize? Intelligence scores are relatively stable in contrast to improvement in our educational system. Intelligence scores are steadily increasing in modernized countries Intelligence scores are meaningless and should be abandoned. Intelligence scores are decreasing due to an overreliance on technology.