Of the following options, which is not one of the temperaments first proposed by Thomas and Chess (1977)?

A. the easy baby
B. the difficult baby
C. the slow to warm up baby
D. the secure baby



Answer :

Final answer:

Thomas and Chess (1977) identified three baby temperaments: easy, difficult, and slow-to-warm-up.


Explanation:

Thomas and Chess (1977) proposed three temperaments for babies: easy, difficult, and slow-to-warm-up. The secure baby is not one of these temperaments. An easy baby quickly adapts to routine, a difficult baby reacts negatively to new situations, and a slow-to-warm-up baby is slow to adjust.


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