You are presented with the question "Organisms cluster around hot water inside cracks where?" and the following answer choices: 
- loose soil
 - ocean floor
 - food and shelter
 - tectonic plates
 - the ground
 - allow growth
 - Absorb light
 - survive

Now knowing that organisms cluster around hydrothermal vents in the ocean floor and background Hot water vents form inside cracks in the ocean floor, choose the best answer.


 

  ocean floor       