Context: My dog had a heart attack tonight . He died within minutes of mom taking him to the animal emergency room . I was on my way to meet her there . I did n't get there in time .
Question: Why is the narrator likely crying and downtrodden ?
Option 0: Their mom is dead .
Option 1: None of the above choices .
Option 2: Their pet passed away .
Option 3: Their mom passed away .
Answer: 2