SAT English Practice Question

Many animals communicate with each other using a variety of sounds, scents, and visual signals, for example, birds may use songs, insects may use pheromones, and chimpanzees may use facial expressions. Which sentence best exemplifies the use of a semicolon in the passage?

1. A.Many animals communicate with each other using a variety of sounds, scents, and visual signals; for example, birds may use songs.
2. B.Many animals communicate with each other using a variety of sounds, scents, and visual signals, for example; birds may use songs.
3. C.Many animals communicate with each other using a variety of sounds, scents, and visual signals; birds may use songs, insects may use pheromones, and chimpanzees may use facial expressions.
4. D.Many animals communicate with each other using a variety of sounds; scents, and visual signals, for example, birds may use songs.