An example is a specific thing, person, or event that demonstrates a point.
The correct answer is "An example." An example is a specific thing, person, or event that is used to illustrate a point or support an argument. When writing or speaking, providing examples helps clarify and strengthen the main idea or argument being made. Examples can be drawn from personal experience, research, or general knowledge.
An example is a specific thing, person, or event that demonstrates a point.