We got D a MacBook Pro. She goes to school in a rural area but the bookstore is an authorized Apple retailer with certified technicians. If you buy from them and add AppleCare, they provide free loaners if you need service.
I think I would consider something basic and inexpensive for now since he needs something in the very short term. I would keep an eye on the future and seriously consider getting something that aligns with his future plans, once he knows where he is headed.