Question: How do I scrub a stain out of my carpet?

  Options: 
 A. Put some carpet cleaning solution in a spray bottle and spray the stain very lightly so it's mostly dry, immediately start scrubbing at the stain with a carpet brush or another stiff brush.
 B. Put some carpet cleaning solution in a spray bottle and spray the stain being sure to dampen it, let it sit for 10 minutes before scrubbing at the stain with a carpet brush or another stiff brush.
Answer: B