In this task you are given a premise and two alternatives in Chinese. You must choose the alternative that is more plausibly the 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: 交通灯变黄了。
(1)司机踩了刹车。(2)司机按响了喇叭。

A: 1
****
Q: 这个生病的孩子对者他的朋友咳嗽。
(1)他的朋友病了。(2)他的朋友打了喷嚏。

A: 1
****
Q: 女人的头发掉在她的脸上。
(1)她用发夹将头发往后拉。(2)她在头发上涂了洗发水。

A:
1
****