Use reasoning to lead to the answer of the following question:
What clusters around the heat of submarine volcanoes?\nOptions:\n- (A) ferns\n- (B) organisms\n- (C) vegetation\n- (D) humans\n- (E) emissions\n- (F) Energy\n- (G) insects\n- (H) the sun

(B)
Organisms cluster around hydrothermal vents in the ocean floor.

Hydrothermal vents are powered by the heat of submarine volcanoes.

Organisms cluster around the heat of submarine volcanoes.

.

The answer: (B)