Brandon is an 8-year-old with normal intelligence. although he can talk normally, he exhibits pronounced social deficits. he has few social relationships and has little interest in making friends. but he does love video games. he will play them for hours at a time and is quite good at them. when he does talk to others, often all he wants to talk about is video games; he tends to repeat what he has just said over and over again, even if it is clear that the other person no longer is paying attention. brandon also follows an extremely rigid schedule. when his schedule is interrupted, he throws tantrums and has a difficult time transitioning to and from activities. by dsm–5 criteria, brandon is exhibiting a mild form of: