Please choose the correct ending to complete the given sentence: Brushing teeth: A young boy laughs while holding two toothbrushes. He uses an electric brush to brush his teeth. he

Ending1: spits into his other hand. Ending2: then begins blow drying his teeth with the electric brush. Ending3: shakes the brush, occasionally pouring water on it and putting it back in his mouth. Ending4: then makes funny gestures with his hands.

Answer format: ending1/ending2/ending3/ending4