You are presented with the question "How do many plants respond to days getting shorter in autumn?" and the following answer choices: 
- Change colors
 - spread seed
 - Exfoliation
 - bioaerosols
 - grow a layer of fur
 - go dormant
 - adding heat
 - enlarge themselves

Now knowing that many plants respond to the days growing shorter in the fall by going dormant and autumn or Fall is already here, choose the best answer.


 

      go dormant   