Context: I could not doze off , I just felt so helpless . I was having fever . I could not swallow any panadols with an empty stomach so I just stayed in bed , shivering away . I felt like throwing up every single second .

Question: Why could I not doze off ?
Options:
0. Because I had an empty stomach .
1. Because I stayed in bed .
2. None of the above choices .
3. Because I could n't relax .
Answer: 3