Please choose the correct ending to complete the given sentence: Doing kickboxing: This video shows viewers how to do a kickboxing elbow strike. first the man

Ending1: demonstrates some kickboxing moves. Ending2: applies some pepper to the boot, and then applies some more pepper to the boot brush. Ending3: tells viewers to make the elbow sharp as possible and his hand stays inwards, elbow downwards, and his opposite hand is up. Ending4: sticks out his leg and takes one strike after another, quickly moving his body forward and back until he is in the exact position he was in previously.

Answer format: ending1/ending2/ending3/ending4