Contemporary researchers view the family as a(n)

In 1866, what did the British physician Langdon Down describe for the first time?

a. characteristics of autism b. a subgroup of intellectual disabilities c. the case of the "wild boy of Aveyron" d. the condition of pervasive developmental disorder

Don's co-workers perceive him to be very suspicious and family members have described him as "constantly angry"

Many of his neighbors have moved because they have gotten tired of his frequent angry outbursts, which often result from his belief that something is wrong in the neighborhood. After years of coaxing, his family prevails upon him to seek help at the mental health clinic. On which Axis of DSM-IV-TR would his condition be diagnosed? a) II b) III c) IV d) V