In this task, you will be presented with a question having multiple possible answers in Chinese language. And you should choose a most suitable option out of "A", "B", "C", "D", and "E" based on your commonsense knowledge.
Q: Question: 那天晚上夫妻俩睡觉时，被子不见了，他们很冷，被子应该在哪里呢？ 
 Options: A 起居室 B 卧室 C 衣柜 D 洗手间 E 洗衣机 
A: 
B