He was n't even on his plane and I was already missing him , it hurt so much . I did n't hear anything from him for two weeks afterward . Well , I did , but a voice mail saying " I ' m alright ; I made it .

Question: why did he have to leave ?
Answer: None of the above choices .because I did nt hear anything from himbecause he is alrightbecause he had to go back to work