Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to fix a stuck toilet handle [title] Turn off the water supply. [step] Before you reach into the toilet tank, get rid of the water. Look for a flexible pipe that runs from the toilet tank to the wall.

Ending1: Flip off all the valves on that pipe and release them. [substeps] The pipe will be corroded and you'll need to replace it. Ending2: If there isn't a pipe, you can install a standing screw into the wall near it. Measure if there is enough and cut it. Ending3: You'll see a metal knob that you can turn clockwise to shut off the water. [substeps] If you have an old valve that won't turn, lubricate it with some wd-40. Ending4: If you can see your toilet handle, the pipe is probably stuck to the pipe. [substeps] If you've applied a solution to the toilet handle, it should fall off fairly easily.

Answer format: ending1/ending2/ending3/ending4