Please answer this: Determine the topic of the question-answer pair. Question: "who replaced nikita khrushchev?"; Answer: "Khrushchev's party colleagues removed him from power in 1964, replacing him with Leonid Brezhnev as First Secretary and Alexei Kosygin as Premier."? Topic:
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Answer: Nikita Khrushchev

Please answer this: Determine the topic of the question-answer pair. Question: "where did the persian war take place?"; Answer: "In 494 BC, the Persians regrouped, and attacked the epicentre of the revolt in Miletus."? Topic:
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Answer: Greco-Persian Wars

Please answer this: Determine the topic of the question-answer pair. Question: "how is human height measured?"; Answer: "Human height is the distance from the bottom of the feet to the top of the head in a human body , standing erect."? Topic:
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Answer:
Human height