What happens next in this paragraph?

They travel through the lake and arrive at a spot where they get off the boat and jump into the water with their tubes. they
Choose your answer from:
[A]. get onto the yellow tubes and float along the water.;
[B]. then pile out of the boat and ge to dry off.;
[C]. are acting very silly as they sit and play on and water ski with their bmx tubes.;
[D]. sail all the way to the end into the water and fish out after them.;
[A].