Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to install a medicine cabinet [title] Scan the wall with a stud finder. [step] Use a stud finder to locate your wall's studs, and mark the locations of the studs with a pencil. Bathroom walls can conceal pipes and electrical wires, so you should use caution if your stud finder identifies any other objects behind the drywall.

Ending1: [substeps] Note that you do not need to replace every stud, as they are simply leftover. Your collection of studs may eventually reinstall themselves, even when they are not displayed on your wall. Ending2: [substeps] Use a stud finder to locate a stud's location, and then select the studs from the context menu. Doing so will allow you to label or mark the studs. Ending3: [title] Find the largest stud you want to secure to the wall. [step] Using a measuring tape, measure from the studs to the center of the wall. Ending4: Drilling through pipes or wires can result in expensive damage. [substeps] If you are concerned about possible pipes or electrical wires, consult with a professional before you drill or cut into the wall.

Answer format: ending1/ending2/ending3/ending4