Please choose the correct ending to complete the given sentence: Smoking hookah: A man is using a hookah inside a room. he

Ending1: turns and blows a pillar of smoke. Ending2: blows two shakes of the hookah to remove excess smoke. Ending3: is smoke filling it with gas, blowing it through the open vent. Ending4: smokes a cigarette while he speaks.

Answer format: ending1/ending2/ending3/ending4