Please choose the correct ending to complete the given sentence: Decorating the Christmas tree: A christmas tree stands undecorated in a living room. Two people decorate the tree with a light cord. three people

Ending1: decorate icy stairs with bulbs. Ending2: climb from the the top of the tree. Ending3: decorate the tree with blue and silver balls. Ending4: decorate the tree with a blue hand light attached to a video camera.

Answer format: ending1/ending2/ending3/ending4