Question: To eliminate cigarette smoke odors,

  Options: 
 A. place bowls of white vinegar or ammonia around your house and discard after the odor is gone, wipe down the surfaces with vinegar and water, shampoo hardwood floors, and vacuum and air out mattresses and upholstery.
 B. place bowls of white vinegar or ammonia around your house and discard after the odor is gone, wipe down the surfaces with vinegar and water, shampoo carpeted floors, and vacuum and air out mattresses and upholstery.
Answer: B