Multi-choice problem: Continue writing the next sentence in this paragraph:

How to remove pet hair
Soak the palm of your hand in a bowl of water.
Wipe the pet hair off in a downward motion. The hair will ball up and stick to your damp hand.

pick from the following. [i] Use a soft-bristled brush or sponge to remove the hair. Make sure to brush to even out the hair before you clean it. [ii] This will keep it from sticking to your skin. Pour 1/2 a cup of water into the bowl. [iii] This works because the hair becomes wet, therefore heavier. This results in it being unable to stick to your pants (or whatever surface you're dealing with) in response to static electricity. [iv] Scrubbing is a kind of massage technique. Leaving it on for several minutes gives the hair more moisture, but it can also help clear out hair and thicken its base, making it easier to be pulled out.
[iii]