Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to get rid of drain flies [title] Identify the problem areas. [step] Examine all the drains in your home and any area inside or outside the home that has standing water. Any area with multiple drain flies is likely a problem.

Ending1: [substeps] Drain flies can also spread the runoff from other sources into other areas. If you have a bathroom sink, shower, and toilet, it may be a good idea to remove drain flies by dropping pebbles. Ending2: Look for schools of worms, fly droppings, or particularly dark, musty smells that indicate pollution or poor drainage. [substeps] Keep in mind here that when it comes to drain flies, most people do not agree with the choice. Ending3: Water that collects in the walls, cracks, or crevices should be addressed. Water with drain flies can include : [substeps] Cracks not moving in pipes wall that does not have sewer lines water that flows through holes holes in closets or under stairs [title] Dissolve drain flies. Ending4: [substeps] Luckily, drain flies do not stray far from the place they have chosen to make their home, so it is rare for a drain fly infestation to spread to all areas of the house. This is especially true if you catch the problem early.

Answer format: ending1/ending2/ending3/ending4