Question: To open a jar with a difficult lid without duct tape.

  Options: 
 A. Try running cold water over the lid for a minute or two, wipe down, and then open. You can also soak the lid in hot water to get a similar effect.
 B. Try running hot water over the lid for a minute or two, wipe down, and then open. You can also soak the lid in hot water to get a similar effect.
Answer: B