Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to fix sticky drawers [title] Make sure that the drawer is sticking due to humidity. [step] This article is aimed at those occasions when humidity is causing the drawer to swell and stick. Obviously, if the culprit of the sticking is a loose screw or splinter, this won't help and you'll need carpentry repairs instead.

Ending1: If it turns out to be something else, simply remove the obstruction or mend it. [substeps] Check for loose parts or missing screws. Ending2: [title] Remove any stubborn screws that can't be easily removed with a screwdriver. [step] Although they may help, they aren't practical and are the most likely to cause the problem. Ending3: Before attempting to fix the drawer in this manner, make sure the drill bit is thoroughly cleaned so that you can do it without spilling any of the sticky parts on yourself or your clothes. [substeps] See the instructions for this article in detail. Ending4: [title] Remove the lid and gently lift it until it's exposed. [step] With a pair of pliers, push your thumbnail inside the screw until it pops off.

Answer format: ending1/ending2/ending3/ending4