Answer:
Delaware
Explanation:
Delaware became the first state on December 7, 1787
CAn you provide more information?
Water pollution affects marine ecosystems by completely killing it off. Pollution kills fish, reefs, and other underwater life. With this pollution, animal's behaviors can change, and habitats are destroyed.
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<span>" "both positive and negative temperature feedback loops.</span>
C. convection currents in the earth’s core cause the tectonic plates to shift.
