Multi-choice problem: Continue writing the next sentence in this paragraph:

Some people are skiing down a mountain and following each other. they

Pick your answer from:
[1]. are watching people skiing very closely on skis.
[2]. then take a car and ski down the mountain and get themselves skis and other gear together.
[3]. are jumping holding sticks.
[4]. finish by going faster and faster until they finish.
[4].