input question: Determine the topic of the question-answer pair. Question: "what states does interstate 70 travel through?"; Answer: "Interstate 70 (I-70) is an Interstate Highway in the United States that runs from Interstate 15 near Cove Fort, Utah , to a Park and Ride near Baltimore, Maryland ."? Topic:???
output answer: Interstate 70

Determine the topic of the question-answer pair. Question: "how is rfid tag powered?"; Answer: "Battery powered tags may operate at hundreds of meters."? Topic:
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Answer: Radio-frequency identification

Q: Determine the topic of the question-answer pair. Question: "who are the two senators of louisiana?"; Answer: "Its current senators are Democrat Mary Landrieu and Republican David Vitter ."? Topic:
A: List of United States Senators from Louisiana

Question: Determine the topic of the question-answer pair. Question: "how many US soldiers killed in Iraq war?"; Answer: "A total of 4,486 U.S. soldiers were killed in Iraq between 2003 and 2012."? Topic:
Answer: Casualties of the Iraq War

[Q]: Determine the topic of the question-answer pair. Question: "what is the capacity of the cowboy stadium?"; Answer: "The maximum capacity of the stadium, including standing room, is 105,000."? Topic:
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[A]: Cowboys Stadium

Problem: Given the question: 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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The answer is:
Human height