As I ' m sitting in my car in the parking lot , my brother calls me and he 's totally distressed . He says ( as far as I could understand at the time ) " Dad died " . I asked him to repeat and he said again , Dad died in a car accident . I ' m thinking to myself : What ?

Question: Why might I be thinking " what ? " ?
Answer: None of the above choices .My brother does not normally call meMy dad died suddenlyMy brother is very distressed