<human>: Here is a goal: how to keep pillows clean

How would you accomplish this goal?

OPTIONS:
- 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
- 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
<bot>: 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