Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to repair a washerless faucet [title] Shut off the water. [step] Look under your sink for a water shutoff valve. Turn it to the closed position, and test the faucet to make sure the water is not flowing.

Ending1: [substeps] If you find that you have trouble reaching under the stopper, use a small gas filter to drain the water from the faucet. You can then examine the fittings for leaks and holes that you could fix using a small gas filter. Ending2: [substeps] If you are repairing a bath faucet, shut off the house water supply at the main valve. You may also need to remove the spout or handles to reveal the faucet mechanism ,. Ending3: [substeps] After finding the valve, raise the water to a comfortable temperature to help it shut off. [title] Use a screwdriver to gently lower the screw head. Ending4: If it is, shut off your water supply and stop the power. [substeps] This method allows the water, rather than power, to flow smoothly through a pipe without occurring any leaks.

Answer format: ending1/ending2/ending3/ending4