An Infant Is Born with Facial Irregularities and a Small

Multiple Choice

An infant is born with facial irregularities and a small, malformed brain. As the child grows up, she shows symptoms of mental retardation and tends to be both irritable and hostile. It is most likely that this infant's abnormalities are a function of her mother's prenatal exposure to:

A) HIV.
B) nicotine.
C) excessive alcohol.
D) untreated syphilis.