Poll: If the police had arrived earlier, she ____ not have died.
- Votes: 562
- Comments: 5
- Added: March 2004
- Polls: 1,178
- Votes: 697,804
- Comments: 4,880
"May" is more formal than "might" but I'm sure they're both OK.
I think that might is more correct than may.
If the police had arrived earlier, she might not have died.
Using "might" is more accurate.
I think correct answer is might due to the tence of sentence