In their research investigating the impact of temperament on psychological development, Alexander Thomas and Stella Chess found that infants classified as _________ were more likely to suffer from behavioural and emotional problems during childhood.
A)ill-tempered
B)overly friendly
C)slow-to-warm-up
D)difficult

Question

Quizplus · Accepted Answer

Alexander Thomas and Stella Chess's research identified three basic types of infant temperament: easy, difficult, and slow-to-warm-up. They found that infants classified as "difficult" were more likely to experience behavioral and emotional problems during childhood.

In Their Research Investigating the Impact of Temperament on Psychological