Alternation of generations allows for both asexual and sexual reproduction, and reproduction is asexual by budding, or sexual. Given these facts, what allows for budding among the following options:
- By wind and rain
 - peachleaf willow
 - Light passing through water
 - Veins and arteries.
 - alternation of generations
 - photosynthesis
 - Something that makes plants green
 - the looseness of soil


 

     alternation of generations    