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 paused to stop talking.
(1)I lost my voice.(2)I ran out of breath.

A: 2
****
Q: The child became immune to the disease.
(1)He avoided exposure to the disease.(2)He received the vaccine for the disease.

A: 2
****
Q: My favorite song came on the radio.
(1)I covered my ears.(2)I sang along to it.

A:
2
****