Some Researchers Argue That Children with Pervasive Developmental Disorders Cannot

Some researchers argue that children with pervasive developmental disorders cannot be expected to function in a regular classroom because of

A) the possible alienation by other class members.
B) the attitudes of regular classroom teachers.
C) the negative pressure and expectations from parents of normal children.
D) the difficulties in formulating appropriate IEPs.
E) the diversity and intensity of needs exhibited by these children.