Please choose the correct ending to complete the given sentence: Fixing bicycle: Then, the man takes the wheel of a bike to fix the hole of the tube by applying a patch. after

Ending1: , the man breaks off the splinter of the nut, also a result of this action applies a patch on the inside of the head. Ending2: , the man puts two strap and one strap, then he buckle the machine and hit the bull's eye. Ending3: , the person removes the tire from the tube and operates the screws trying to fix it. Ending4: , the man put the tube on the wheel and pump air in the wheel.

Answer format: ending1/ending2/ending3/ending4