Answer:
the answer is C
Explanation: The deep ocean circulation of water is caused by convection currents in water that allow cold water to rise and warm water to sink.
Bacterial pathogen can multiply quickly within a small space
Answer:
The loss of phytoplankton is a huge problem for marine food chains, says Worm, because every creature in the ocean either eats phytoplankton or eats other organisms that depend on it.
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Some adapt by limiting there outdoor activities to warmer parts of the day, they wear thicker clothing , stay in there houses and use fires to stay warm
