This question has options. Answer the question about text:

Leaving my shift Thursday day shift I arrived the same time as my partner just after six that evening and before long the radio erupted in dispatch tones . A car fleeing the police has crashed and landed on its roof with four separate people entrapped inside . Our medic unit is dispatched along with multiple other ambulances and Rescue Companies .

What may have caused the radio to erupt with dispatch tones ?
OPT:
1). My partner needed a medic unit .
2). Someone was running from the ambulances after they got into a wreck .
3). None of the above choices .
4). Someone was running from the cops and got into a wreck .
4).