Please choose the correct ending to complete the given sentence: Washing hands: We see kids washing their hands in a class room at kid height sinks. We watch the boy try and get soap. the boy

Ending1: laughs and the adults laugh. Ending2: messes while at the sink. Ending3: uses the soap dispenser again. Ending4: then uses a rod to lift the drain.

Answer format: ending1/ending2/ending3/ending4