The DSM-IV Criteria for Intellectual Disability Are an IQ That

Multiple Choice

The DSM-IV criteria for intellectual disability are an IQ that is

A) significantly below average and symptom onset prior to age 18.
B) significantly below average, deficits in adaptive functioning, and onset prior to age 18.
C) significantly below average, deficits in communication, and onset prior to age 18.
D) significantly below average and deficits in adaptive functioning.