Please answer this: Determine the topic of the question. Question: "who replaced nikita khrushchev?" Topic:
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Answer: Nikita Khrushchev

Please answer this: Determine the topic of the question. Question: "where did the persian war take place?" Topic:
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Answer: Greco-Persian Wars

Please answer this: Determine the topic of the question. Question: "how is human height measured?" Topic:
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Answer:
Human height