Nathaniel Is an Infant Who Has Been Exclusively Breast-Fed from Birth.At

Nathaniel is an infant who has been exclusively breast-fed from birth.At what age would you expect that Nathaniel will first show a preference for the scent of a T-shirt or a brassiere worn by his mother?

A) less than 24 hours after birth
B) between 1 and 2 weeks of age
C) about 1 month of age
D) 3 to 4 months of age