Multi-select problem: How does the next paragraph end?

How to cover a radiator
Conceal radiators under a desk or vanity.
This technique may be impossible for radiators that are especially tall. However, smaller radiators usually fit neatly beneath regular sized desks and vanities.

Choose your answer from:
1). They may not go all the way up the sides, especially if a larger fan is covering them. Slide the chair over this to reveal the fan.;
2). This is an especially good idea if you work at your desk frequently and suffer from coldness in your feet and toes. If your radiator is of the tall variety, use a tall accent table, like one intended to display photos, knickknacks, plants, and so on, to hide it.;
3). Cover your work table or counter with a cover piece or cloth. Make sure the cover piece covers your pads, pens, and pencils snugly.;
4). Clean the underside of your desk (or workspace, if you have one) with a vacuum cleaner or soapy water. This should remove all the dust and dirt and lead to an easier clean.;
2).