You are presented with the question "What are better able to dissolve oxygen and nutrients than standing water?" and the following answer choices: 
- stagnant lakes
 - sedimentary rocks
 - peachleaf willow
 - hydrocarbons
 - streams and creeks
 - stagnant ponds
 - ice cubes
 - Veins and arteries.

Now knowing that running water is better able to dissolve oxygen and nutrients than standing water and streams and creeks provide running water, choose the best answer.


 

     streams and creeks    