What is the most logical next event?

We see a lady and a girl on a raft on a snowy hill. The lady and a man push people down the hill. the people

Pick from:
[a]. slide in rafts down the hill.;
[b]. are riding canoes and going on fishing trips.;
[c]. ride down hill on their skateboards and the camera watches them.;
[d]. are then seen skiing down the mountain.;
[a].