Answer There were more dissections of the human body and because of the there were improvements on knowledgeable and surgical practices soon followed.
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Answer: wi-fi
Explanation:
everyone can communicate no matter the distance and evryone is using it
Answer:Cities were at the center of all early civilizations. People from surrounding areas came to cities to live, work, and trade. This meant that large populations of individuals who did not know each other lived and interacted with one another.
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