Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to replace an interior doorknob [title] Remove the screws in the faceplate of the doorknob if they're visible. [step] Traditional doorknobs will have two screws in the faceplate. Use a phillips head screwdriver and turn the screws counterclockwise to loosen them.

Ending1: [substeps] After you loosen the screws, measure out a 4 1/8 " , 1/4 ", and 2 1/8 " foam screw and set them aside. [title] Remove the top and bottom knobs, following the model numbers. Ending2: If the screws are flathead screws, use a hacksaw to remove them. [substeps] Phillips heads will easily be removed by hand. Ending3: As the screws become loose, the knob should also become loose. [title] Insert a sharp object into the latch hole if there aren't visible screws. Ending4: Without removing both screws, slide the faceplate off of the doorknob and set it aside until you're done. [substeps] If you've found a damaged, faulty knob, consult manufacturer advice if you don't want to replace it on your own.

Answer format: ending1/ending2/ending3/ending4