Detailed Instructions: 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: The family took their dog to the veterinarian.
(1)The dog chewed on a bone.(2)The dog injured his paw.
A:
2