His wife and kids are staying in North Carolina for the year - she 's a resident professor at UNC ! He takes one look at my teeth and looks horrified . I ask him if he can do a filling and he says , " No filling .

Question: Why do my dentist and his wife currently live in separate houses ?
Answer: None of the above choices .His wife is currently working in another state .My dentist is still trying to sell his old house .It is just a trial separation period before divorce .