She was nice and caring , genuinely interested in us when she did come . I ' ve taken her death harder than i though i would . last thing i expected was to break down crying this morning . at school of all places .
According to the above context, choose the best option to answer the following question.
Question: Why is the narrator crying ?
Options:
- None of the above choices .
 - They are grieving a test .
 - They are grieving a school closing .
 - They are mourning .


They are mourning .