Answer:
preventive
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Salinity is involved in the density of the water. The higher saline concentration, the higher the density is. The higher the density is, the less light gets through. Less light means it's colder, and certain creatures don't live as well in colder environments.
B. Fulton's Steam Engine
Explanation:
I believe it is B because there were steamboats and steam powered trains as a result.
Answer:
Uplift Raised the level of the crust.
Explanation: