One Reason Why Preschool IQ Test Scores Predict Less Well

Multiple Choice

One reason why preschool IQ test scores predict less well than later scores is that

A) preschool tests emphasize abstract problem-solving skills, whereas later tests focus on concrete knowledge.
B) IQ tests get increasingly easier for children as they get older.
C) with age, test items focus less on problem-solving skills and more on concrete knowledge.
D) with age, test items focus less on concrete knowledge and more on problem-solving skills.