What is the temperature of the water at a cold seep? A.
around 4°C
B.
around 20°C
C.
always below the freezing point of water
D.
hot, but much cooler than at a hydrothermal vent

D. hot, but much cooler than at a hydrothermal vent

Explanation:

A cold seep is an area in the ocean floor where hydrogen sulfide, methane and other hydrocarbon rich fluids seep through thus forming a brine pool.

A cold seep is also called a cold vent and its temperature is not necessary lower than that of the surrounding water, but it is lower than that of a hydrothermal vent which is about 60 °C.

d.

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the answer is: metamorphic rocks often show the presence of fossils, also a

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