Q: Determine the topic of the question. Question: "what president made decision to buy louisiana?" Topic:
A: Louisiana Purchase

Q: Determine the topic of the question. Question: "what are spoilers for?" Topic:
A: Spoiler (automotive)

Q: Determine the topic of the question. Question: "who did richard nixon refer to as the silent majority?" Topic:
A: Silent majority

Q: Determine the topic of the question. Question: "who invented the internet?" Topic:
A:
History of the Internet