Please choose the correct ending to complete the given sentence: Walking the dog: A dog sniffs the feet of a man and a woman. the couple

Ending1: walk the dog down to a lake. Ending2: begin dancing, raising and throwing a disc in the air. Ending3: leans on pets animals that are sitting in chairs. Ending4: talks, and then the pair paint their poles with black paint.

Answer format: ending1/ending2/ending3/ending4