You are presented with the question "where do organisms cluster around hydrothermal vents?" and the following answer choices: 
- humans
 - Mountains
 - loose soil
 - clouds
 - body water
 - crust
 - weathering
 - Pacific

Now knowing that organisms cluster around hydrothermal vents in the ocean floor and largest of the oceans on Earth is the Pacific Ocean , choose the best answer.


 

        Pacific 