I would just give him one word answers or shrug your shoulders in answer to his questions. Don't elaborate. Some questions do require an honest answer, but don't feel you have to explain yourself to him. I'll leave you to work out which questions need an honest answer and which ones don't Use your female intuition here
H47 me48 T22 M21 S20 - Got high functioning autism 3/2000 H admits to OW and moves out to live with her 11/2000 H moves back home 2/4/13 H moves out H tells me he wants D 6/13, but now he can't afford to!
Use your female intuition here 
