Please choose the correct ending to complete the given sentence: Cleaning shoes: Two boys are sitting on bleachers and talking. They explain how to keep shoes clean, by displaying a toothbrush and several spray cans. they

Ending1: scrub their shoes, then polish them off. Ending2: use soap, rubbing it all over their feet and shoes to do it. Ending3: make a sand castle in the sand and decorate it with flowers and birds. Ending4: are also being racquetball then posing with the gloves.

Answer format: ending1/ending2/ending3/ending4