Question: how to keep pillows clean

  Options: 
 A. wash your pillow cases once a week and washing the pillows themselves on a monthly basis, buying antimicrobial zippered pillow protectors can help keep your living room furniture free of any unwanted microscopic guests
 B. wash your pillow cases once a week and washing the pillows themselves on a monthly basis, buying antimicrobial zippered pillow protectors can help keep your bed free of any unwanted microscopic guests
Answer: B