Recent Studies Find That a Disorganized Attachment Style Developed in Infancy

Multiple Choice

Recent studies find that a disorganized attachment style developed in infancy only when infants had the short version of the serotonin transporter gene-five-HTTLPR. This gene-environment interaction only occurred when:

A) the infants' other-consciousness is poorly developed in the first six months after birth.
B) mothers were slow or inconsistent in responding to their infants.
C) maternal nutrition was deficient during the prenatal period.
D) the infants were temperamentally inclined toward negative affectivity.