Problem: Determine the topic of the question. Question: "what is the role of heredity?" Topic:

A: Heredity

Problem: Determine the topic of the question. Question: "what are add ons?" Topic:

A: Add-on

Problem: Determine the topic of the question. Question: "when did the cold war start?" Topic:

A: Cold War

Problem: Determine the topic of the question. Question: "what is a bus adapter in a computer??" Topic:

A:
Host adapter