Question: How to unclog a toilet.

  Options: 
 A. Add a few cups of hot water to the toilet bowl before you attempt plunging. Take a plunger and plunge gently to barely push and pull water through the hole in the toilet bowl.
 B. Add a few cups of hot water to the toilet bowl before you attempt plunging. Take a plunger and plunge vigorously to push and pull water through the hole in the toilet bowl.
Answer: B