Context: On the early morning of Sunday , June 29 , 2008 a friend of mine passed away . Rumour has it that he committed suicide . Anyone who knows him would never believe it . I certainly do n't .

Question: What may have caused your friend to pass away in 2008 ?
Options:
0. He passed away from sickness .
1. He may have taken his own life .
2. A severe illness affected his life greatly .
3. Someone caught him as he committed a crime .
Answer: 1