Please choose the correct ending to complete the given sentence: Snow tubing: A child's face is shown as he is speaking to the camera. They then slide down the hill very fast and they are excited. they

Ending1: rush up the hill and they are filled with joy as they ski down the hill. Ending2: smile and continue down the hill. Ending3: eventually finish and jump up to shake hands with each other. Ending4: are gradually climbing up the mountain as they enjoy their view.

Answer format: ending1/ending2/ending3/ending4