Fact 1: All plants have a characteristic life cycle that includes alternation of generations.

Fact 2: Many orchids are rewarding indoor plants.

Given the two facts above, answer the question "what have a characteristic life cycle that includes alternation of generations?" with the following options: 
- clouds
 - h2o
 - Conifers
 - ducks
 - crocodiles
 - burrs
 - orchids
 - humans


 

       orchids  