Family Studies of Persons with Autism Suggest That

Multiple Choice

Family studies of persons with autism suggest that

A) twins are often autistic savants.
B) when one twin has autism, it is unlikely that the other twin will be affected.
C) there are no genetic factors involved in autism.
D) siblings of children with autism are more likely to show the condition than are other children.
E) if one identical twin has autism, the other twin is no more likely to have the condition than are other children.