Please choose the correct ending to complete the given sentence: Playing blackjack: A man explains that they are at a casino dealing school where they will teach people how to deal. another man

Ending1: deals five to twelve different cards while people are walking behind him. Ending2: watches his friends cards while they play. Ending3: deals cards to a young couple. Ending4: begins to tell and about the basics for casino dealing.

Answer format: ending1/ending2/ending3/ending4