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.

The teenager grew taller than his father.
(1)He went through a growth spurt.(2)He joined the basketball team.
1

The woman pressed down on the piano key.
(1)A sound played.(2)The key got stuck.
1

The man dressed in his best suit.
(1)He scheduled a meeting with an important client.(2)His wife bought him a new tie.

1