You are presented with the question "Why do ducks move faster through water?" and the following answer choices: 
- Due to their coloring
 - Due to their feet
 - To keep their body heat.
 - Due to their diet
 - animals with backbones
 - Males and females
 - it keeps an organism warm
 - Due to their quacks

Now knowing that webbed feet are used for moving faster through water by aquatic animals and all ducks have webbed feet, choose the best answer.


 

  Due to their feet       