Problem: Determine the topic of the question. Question: "what are two languages in Nigeria??" Topic:

A: Languages of Nigeria

Problem: Determine the topic of the question. Question: "what is firewire used for?" Topic:

A: IEEE 1394

Problem: Determine the topic of the question. Question: "who does afge represent?" Topic:

A: American Federation of Government Employees

Problem: Determine the topic of the question. Question: "how is rfid tag powered?" Topic:

A:
Radio-frequency identification