Of the Following, the Statement That Best Describes the Emergence

Of the following, the statement that best describes the emergence of emotions would be that

A) the full range of emotions is evident at birth.
B) all types of emotions emerge during the first year.
C) distinct emotions are not reliably observed until the second year, when children's cognitive capabilities are more mature.
D) various emotions appear at roughly the same times in all normal infants over the first two years.