I believe the answer to your question is D. Full Moon sorry if i am wrong.
C.it spurred economic development
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Global Warming and Climate Change
Pollution of air, land and water through excessive deforestation, industrialization and overfilling landfills which emits CO2 and adds to greenhouse gas emissions are all topmost causes of these environmental issues.
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Christopher Columbus was one of the greatest sea men and explorers. His most important accomplishment was making the first connection between Europeans and the Americas. Permanent European colonies were eventually settled in the New World, as it was called, because of this connection.
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