Please choose the correct ending to complete the given sentence: Decorating the Christmas tree: . a person named chad wearing a black and gray jacket

Ending1: lows the waves. Ending2: , is playing rumba. Ending3: is standing next to a christmas tree and giving a tutorial on how to decorate it. Ending4: and hat is snowboarding while a woman standing behind him is doing the same in a blue grassy area.

Answer format: ending1/ending2/ending3/ending4