Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to fix fluorescent light humming [title] Unplug the unit or flip the breaker off if it is directly plugged into the wall. [step] If the light is permanently connected to power, shut off the breaker. Do not disassemble the unit without disconnecting power.

Ending1: [substeps] Even if you have wireless or mono-fi services within the home, operate the unit without power. If you have an internet connection, disconnect it now. Ending2: [title] Use a screwdriver to cut the power supply to the unit. [step] Carefully carefully cut into the back of the light housing near the power supply and switch. Ending3: [title] Remove fluorescent tubes and set safely aside. [step] Make sure you don't break them! You can put them off to the side. Ending4: [title] Remove the incandescent burner. [step] Most incandescent-powered light fixtures will have some hand-operated power adapters which you can purchase at a hardware store.

Answer format: ending1/ending2/ending3/ending4