Rage is in surgery right now , or at least she should be . It 's about 9:20 AM . When we had a first taken her to the vet , , he said it was a urinal infection . We gave her the antibiotics and I hated to see her suffer like that .
According to the above context, choose the best option to answer the following question.
Question: Why is Rage under some potential threat ?
Options:
- Rage is undergoing violence .
 - None of the above choices .
 - Rage is undergoing an attack .
 - Rage is undergoing serious surgery .


Rage is undergoing serious surgery .