Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to maintain a clothes dryer [title] Empty the lint trap each time after you dry a load of clothes to promote the proper airflow of heat. [title] Remove and wash the lint trap on a yearly basis or as needed. [substeps] Use a mild detergent or soap with a soft-bristled brush to clean and unclog the holes in the lint trap.

Ending1: Set the lint trap on a towel and allow it to dry completely before you insert it back into the dryer. [title] Unplug your dryer from the electrical socket to prevent yourself from getting shocked during the remaining cleaning procedures. Ending2: Remove out as much lint as possible and wash the lint trap separately (often 2 times or more). [title] Place a burr or putty paste into the lint trap. Ending3: Also consider putting lint-wicking cloths on the lint trap and getting rid of it completely. [title] Keep your clothes dryer's air conditioning vents covered with a sealed lid. Ending4: Discard the lint in the trash when you are finished with your clothes after several uses. Follow the safest method of vacuuming.

Answer format: ending1/ending2/ending3/ending4