Help!! business law homework?

Dan, a driver for EZ Delivery Company, leaves the truck's motor running in neutral and carelessly forgets to set the parking brake while he makes a delivery. the truck rolls and crashes into a nearby gas station pump, igniting a fire that spreads quickly to a constrution site a block away. A burned wall collapses onto a crane, which falls on and injures a bystander, flo. what action could flo bring against EZ Delivery company and what elements must Flo show to recover damages?