Multi-select problem: How does the next paragraph end?

There's a person dressed in a biker's suit who comes up and sets fire to a pile of wood sticks. the fire

OPTIONS:
1). burns brightly for a few minutes until someone comes along and adds light to the fire.
2). gets bigger as it spreads throughout the camp.
3). spreads throughout a forest and you can hear it at night.
4). begins to spread through the twigs and wood sticks and bursts into large flames.
4).