Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to clean a viscose rug [title] Run your hand along the rug to get the direction of the nap. [step] The nap or pile is the natural direction that the rug's fibers run. Running your hand across the surface of the rug will give you an indication to how the rug's fibers lay.

Ending1: [title] File this based on how thick the rug is or how dense the fibers are. [step] Place your barrel gun along the nap. Ending2: Runs running from left to right are the most common. More detailed information on the rug you will gain from the next section. Ending3: [substeps] Agitating the rug against the pile can loosen the rug's fibers and distort your rug. [title] Push a carpet sweeper in the direction of the nap. Ending4: Look at the creases you've noticed. Trace these creases with a pencil.

Answer format: ending1/ending2/ending3/ending4