Organisms cluster around hydrothermal vents in the ocean floor, and chimneys top some hydrothermal vents. Given these facts, what do organisms cluster around in the ocean floor among the following options:
- kalenchoes
 - ferns
 - bacteria
 - Chimneys
 - an object
 - alveoli
 - graptolites
 - allow growth


 

    Chimneys     