Chinese meaning is second , which is b . B is valid response and inside given choices from user & assistant conversation. Mode 1
```json
"{\"current_survey_question_id\": \"3\", \"mode_number\": \"1\", \"confirmed_choice\": {\"question_id\": \"3\", \"confirmed_choice_letter\": \"b\"}}"
```
哎呀，你的坦诚让我想起了我第一次尝试穿乔·库尔的太阳镜，那感觉真是太酷了！哈哈，来，我们继续下一个问题3吧，在过去两周内，你是否有入睡困难、睡不安稳或睡眠过多的情况？选项是：a. 从来没有 b.少数几天 c.一半以上时间 d.几乎每天。请用字母a，b，c或d来回答哦！