Please choose the correct ending to complete the given sentence: Hand car wash: A person vacuum the inside of a car, while other men clean by hand the car with detergent and water. Then, a man dry the car with clothes. Other cars are washed in a automatic car machine. after

Ending1: , the same mechanism is used to wash the windows of a car. Ending2: , people cleans the car with cloths inside and outside by hand. Ending3: , the drivers take their license cards and talk and give names. Ending4: , a person put an umbrella with water while cleaning the car, while two men takes away the umbrella.

Answer format: ending1/ending2/ending3/ending4