What happens next in this paragraph?

A man is skiing very fast down a hillside and hops one for fun. He is now walking back up the mountain with difficulty. he
Pick from:
A). skiis and walks up various hills.;
B). continues looking to see the follow the snow.;
C). is walking very slowly to pick up speed.;
D). is also skiing with extreme breaks as he tries to balance and push himself forward.;
A).