Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to repair a leaking irrigation system [title] Use a bucket and scoop or dig trenches to drain away any excess water and mud. [step] Wipe the area clean with rags. Keep the area as free of water, dirt, and mud as possible during the repair.

Ending1: [title] Treat top to bottom area with fluid and allow to drain completely. [step] Use a rag to help loosen dirt. Ending2: [title] Use a mitre box or pipe cutter to cut away the affected pipe and/or fittings, making sure that the cuts are square with the pipe. [title] File away any rough edges on the end of the pipe where it was cut. Ending3: Once at the trench, raise the water, or splash several gallons from the hose to thoroughly flush out any excess water and mud. [title] Fill the bucket with 2 gallons of water. Ending4: [title] Use a sponge to remove any debris from inside the irrigation system. [step] Use water from a hose to remove any remaining water that may have spilled over the entrance and exit.

Answer format: ending1/ending2/ending3/ending4