Brandon,a 6-Year-Old,was Diagnosed with Autism at Age 2

Brandon,a 6-year-old,was diagnosed with autism at age 2.Since then,he has been receiving a treatment called applied behavioral analysis (ABA) .Which of the following outcomes is most likely for Brandon after four years of receiving ABA,according to research presented in your textbook?

A) Brandon will have a higher IQ than before he started.
B) Brandon will have excellent social relationships with family and friends by age 6.
C) Brandon will have required intensive treatment at first, but after one year his behavior will have improved and time in therapy will be reduced.
D) Brandon will have required ABA treatment as well as a supplemental therapy, such as group therapy, to increase his social skills.