Problem: Determine the topic of the passage. "The major languages are Yoruba , Hausa , Igbo , Edo , Fulfulde , Kanuri , and Ibibio ." Topic:

A: Languages of Nigeria

Problem: Determine the topic of the passage. "The IEEE 1394 interface is a serial bus interface standard for high-speed communications and isochronous real-time data transfer." Topic:

A: IEEE 1394

Problem: Determine the topic of the passage. "The American Federation of Government Employees (AFGE) is an American labor union representing over 650,000 employees of the federal government , about 5,000 employees of the District of Columbia , and a few hundred private sector employees, mostly in and around federal facilities." Topic:

A: American Federation of Government Employees

Problem: Determine the topic of the passage. "Battery powered tags may operate at hundreds of meters." Topic:

A:
Radio-frequency identification