Your Friend, Sandy, Interacts with Her Baby Very Abruptly

Your friend, Sandy, interacts with her baby very abruptly. You would expect her baby to be

A) more likely to develop an intense, difficult temperament.
B) less likely to develop an intense, difficult temperament.
C) temperamentally unaffected by how his mother interacts with him, because temperament is determined by heredity.
D) temperamentally unaffected by how his mother interacts with him, because temperament does not develop until later in childhood.