Please choose the correct ending to complete the given sentence: Canoeing: Empty boats are seen in water. A girl walks with a paddle in her hand. a boy

Ending1: plays a tune on his violin. Ending2: jumps in the water with the girl. Ending3: climbs onto a motor boat and demonstrates how to use the sail. Ending4: walks with a paddle in his hand.

Answer format: ending1/ending2/ending3/ending4