Please choose the correct ending to complete the given sentence: Drinking coffee: A cat is dipping its paw into a mug and licking it off. the cat

Ending1: starts drinking directly from the mug. Ending2: walks into a kitchen and mops the floor. Ending3: stops licking and rubs it paw hard against the person it's licking. Ending4: tries to bite it's paw.

Answer format: ending1/ending2/ending3/ending4