Please choose the correct ending to complete the given sentence: Brushing teeth: A lady holds a toothbrush as a child sits on a counter. the lady

Ending1: scrubs the child's teeth. Ending2: brushes the boys teeth. Ending3: easily cleans the teeth of the child while kissing him. Ending4: moves cake cakes a to see if the child likes them.

Answer format: ending1/ending2/ending3/ending4