Context: When i patted him to sleep just now , i really felt terrible . Been thinking a lot recently cos i ca nt sleep at night , all the could have beens . Maybe all i need now is a little more familiar smile .

Question: What may be the reason I am feeling a little sad and nostalgic right now ?
Options:
0. I 'm just really tired because I have been sleeping way too much and I get goofy .
1. I am thinking about the different possibilities in life if our relationship had survived .
2. I am pining away for someone else because I 'm tired of patting this guy to sleep .
3. I want someone who can get me something to help me sleep at night .
Answer: 1