Hot Water Containing Iron and Nickel Emerges from Below Earth's

Multiple Choice

Hot water containing iron and nickel emerges from below Earth's crust at deep ocean hydrothermal vents where there is no oxygen.These metals catalyze the polymerization of amino acids in the absence of oxygen.This evidence supports the hypothesis of

A) the prebiotic synthesis of large molecules in Earth's early environment.
B) photosynthesis by cyanobacteria 3.5 billion years ago.
C) the prebiotic synthesis of small molecules in the ice of Europa, a moon of Jupiter.
D) the evolution of whales.
E) an extraterrestrial origin of life.