Answer:
E. By the release of magma
Explanation:
When the magma leaves the underwater vents, it hardens and spreads making the seafloor bigger.
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Color and luster are two ways to identify an unknown metal. Other ways include weight and composition.
Answer: 'A' is the response.
Explanation: The diagram A appears to show a location where magma is rising as a result of an upwelling convection current in the magma, which could cause the sea bottom to spread. The spreading of the crust is indicated by the arrows. This will become a focal point for the spreading marine floor.
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Answer: watersheds, wetlands, forest, and vegetation
Explanation: