Please choose the correct ending to complete the given sentence: Slacklining: A large choppy waterfall is shown. A man is laying on a slack line over the water. a person

Ending1: lays down their hands for the slack line. Ending2: sits in the water with the slack line attached to their neck. Ending3: runs onto a slack line and falls on their head. Ending4: is playing the guitar sitting on a rock.

Answer format: ending1/ending2/ending3/ending4