Answer :
Final answer:
The Persian Empire was the first multicultural civilization in the ancient world due to its extensive linguistic and ethnic diversity, as well as its tolerance for various cultures in administration.
Explanation:
The Persian Empire is referred to as the first multicultural civilization of the ancient world primarily due to its extensive linguistic and ethnic diversity. The empire included people of different religions and cultures, such as Armenians, Nubians, Libyans, Egyptians, Babylonians, and Ionian Greeks among others. Persia's tolerance for the various cultures under its control extended to its administration, where they accepted indigenous languages and administrative structures, as seen in Egypt and Mesopotamia. This approach led to the maintenance of a multiethnic, multilingual, and multireligious empire, showcasing a unique level of diversity for that time.
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