Please choose the correct ending to complete the given sentence: Hand car wash: A man is cleaning a car and talking to the camera. The car is dried and vacuumed, then on to the next car. the customer

Ending1: sprays the car with blue water, then dry it. Ending2: is talking as he shows places. Ending3: takes the electronic key and is amazed at the mechanics of the machine. Ending4: is handed his keys and he is on his way with a clean car.

Answer format: ending1/ending2/ending3/ending4