You are presented with the question "What do ferns reproduce with?" and the following answer choices: 
- pollen
 - heat
 - a cuticle
 - sunlight
 - alleles
 - spores
 - chemicals
 - bushes

Now knowing that flowers produce spores that develop into gametophytes and because ferns lack flowers and seeds, they reproduce through spores, choose the best answer.


 

      spores   