Terrance, whose birth mother drank alcohol heavily throughout pregnancy, has a thin upper lip, short eyelid openings, a small head, and a smooth philtrum. His physical growth has been slow, and he shows impairments in memory, attention span, motor coordination, and social skills. Terrance has ________.
a. partial fetal alcohol syndrome
b. alcohol-related neurodevelopmental disorder
c. fetal alcohol syndrome
d. cytomegalovirus