Given a premise and two alternatives, choose the alternative that is a more plausible cause or effect of the situation described by the premise. The input format is "premise
(1)alternative_1(2)alternative_2", the output should either be "1" or "2" based on your judgment.

Q: I coughed.
(1)I inhaled smoke.(2)I lowered my voice.

A: 1
****
Q: The student graduated from the university.
(1)He looked for a job.(2)He took up a hobby.

A: 1
****
Q: The librarian located the book in the stacks.
(1)I requested the librarian's help.(2)The book was checked out.

A:
1
****