Agreenhouse is used to protect plants from the cold, and bulbs planted in pots are particularly susceptible to cold damage. Given these facts, how can bulbs in a pot be protected from cold damage among the following options:
- eliminate coal burning
 - use a lower wattage bulb
 - Exfoliation
 - layers of fat
 - reduce the freezer settings
 - it keeps an organism warm
 - hard outer covering
 - place in a greenhouse


 

        place in a greenhouse 