According to the National Research Council, Each of the Following

Multiple Choice

According to the National Research Council, each of the following is considered an essential feature of effective educational programs for preschool children with autistic spectrum disorders EXCEPT

A) entry into intervention programs as soon as diagnosis is seriously considered.
B) inclusion of a family component, including parent training.
C) low student/teacher ratios in the classroom.
D) active engagement in intensive instructional programming for at least 10 hours per week.