Please choose the correct ending to complete the given sentence: Painting: . a painting of a cloudy sky over mountains

Ending1: appear and it tells the story of a man using a paintball gun and his words are " probably how your mother usually uses it ". Ending2: is shown with a white background. Ending3: gives way to many clips of people on bikes going rafting along the rocky terrain. Ending4: is displayed on a canvas.

Answer format: ending1/ending2/ending3/ending4