Why are gas hydrate deposits abundant in submarine continental margins?
a) Organic marine sediments provide natural gas in which pressure is high and temperature is low.
b) There is plenty of water to form the ice-like compound.
c) Gas hydrate forms in surface water offshore of continents where it sinks to the ocean bottom.
d) The ocean contains abundant bacteria, which form the natural gas needed for gas hydrate.
e) The ocean shields the gas hydrate from warming by the Sun, which would cause it to dissolve.
A
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