Context: I had a dream about my mom again . She 's been dead for three years but I still have dreams about her . It 's like we were n't close when she was alive and I know she 's dead ( Finding and touching someone 's body makes you aware that " Hey , they are dead . " . )

Question: Why might they be having dreams about their mom ?
Options:
0. They 've been dead for three years
1. None of the above choices .
2. They were n't close when she was alive
3. They are finding someone 's body
Answer: 1