Please choose the correct ending to complete the given sentence: Baking cookies: A tray of cookies is shown, followed by butter being beaten in a bowl. ingredients

Ending1: are then shown intermixed together on a pan. Ending2: are stirred into the cookies, followed by hot water being added and stirred. Ending3: are added to the bowl, followed by mixed cookies. Ending4: are added one at a time, mixing them all together.

Answer format: ending1/ending2/ending3/ending4