D. What is the history of Cocos Island?
Answer:
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Explanation:
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The purpose of the article is to inform.
Emerging 5G technology may help conserve energy.
5G is usually faster and uses less energy.
5G relies on more, smaller cells. The small ones consume less power.
5G also compresses data more than earlier networks, such as 4G. So it can send more data in the same time.