Please choose the correct ending to complete the given sentence: Kneeling: A man dressed in black shorts, t-shirt, sneakers and red baseball cap walks into an orange walled room with hardwood floors and demonstrates an arm lift exercise with two metal black dumbbells. an orange walled room

Ending1: before a set of wooden wooden dumbbells is shown, as many other dumbbells are shown going around one another and causing a falling fall. Ending2: with a yellow ceiling appears and there is another man wearing a white clorox shirt and white t-shirt practicing on a slab of hardwood floor with two metal dumbbells next to him and places one in his hand. Ending3: contains two wooden dumbbells mounted on a wall. Ending4: is empty except for two black dumbbells lying horizontal on the floor.

Answer format: ending1/ending2/ending3/ending4