Please choose the correct ending to complete the given sentence: Mixing drinks: A man wearing a blue t-shirt prepares to demonstrate how to prepare a drink. the bartender

Ending1: reviews the ingredients to be used in the preparation of the drink. Ending2: tips the man tips the man tips the girl the drink then the guy fingers layering lemon slices to the ice in a tumbler. Ending3: pours ice in a bowl and pours alcohol over ice in a glass. Ending4: proceeds to take a green drink, and a glass and a lemon juice.

Answer format: ending1/ending2/ending3/ending4