Fact 1: Agreenhouse is used to protect plants from the cold.

Fact 2: Bulbs planted in pots are particularly susceptible to cold damage.

Given the two facts above, answer the question "How can bulbs in a pot be protected from cold damage?" with 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 