Multi-choice problem: Choose from the options at the end, and answer how do you do this: How do I clean a high fan?

OPTIONS: (a). Spray your cleaning solution into a clean, nice sweater until the sweater is damp, if you are able to get close to the fan blades with a ladder. Place the pillowcase over the fan blade and drag it back off, trapping the dust inside. Turn it to a clean spot and repeat for rest of the blades.. (b). Spray your cleaning solution into a clean pillowcase until the cloth is damp, if you are able to get close to the fan blades with a ladder. Place the pillowcase over the fan blade and drag it back off, trapping the dust inside. Turn it to a clean spot and repeat for rest of the blades..
(b).