Please choose the correct ending to complete the given sentence: Mixing drinks: A man is seen speaking to the camera while pouring ice into a glass. the man

Ending1: shakes the glass while still speaking to the camera and holding up a straw. Ending2: then adds soda to the glass and shakes it up. Ending3: demonstrates how to sharpen a knife and tin his hands with wax. Ending4: then pours liquid into the glass and shakes it up.

Answer format: ending1/ending2/ending3/ending4