Answer:
The principle of random sampling, or randomly choosing people for the poll in a manner that draws a diverse sample, is vital to having an accurate poll.
Explanation:
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American Americans were allowed to join armed forces
Answer: As a ruler, Emperor Qin Shihuangdi:
Choose A: Consolidated power in the capital.
Explanation: I hope this is helpful!
Answer: 1. China 2. Messina, Sicily
