Malik,a Child in Intensive Applied Behavior Analysis Treatment for Autism,has

Malik,a child in intensive applied behavior analysis treatment for autism,has improved in a number of ways after four years with this treatment.However,the major difficulty for his parents is the:

A) need for him to be in inpatient treatment, which is expensive
B) time commitment involved
C) fact that even with the treatment, he will never be able to attend school in a normal classroom
D) fact that his intelligence will not improve even with intensive treatment