SAT English Practice Question

A group of students are working on a project for their English class. They need to research and write a report on a famous author. They decide to write about Jane Austen. One student writes the following sentence in their report: "Austen was a prolific writer, she published six novels in her lifetime."

1. A.Austen was a prolific writer, she published six novels in her lifetime.
2. B.Austen was a prolific writer, publishing six novels in her lifetime.
3. C.Austen was a prolific writer; she published six novels in her lifetime.
4. D.Austen was a prolific writer, she published six novels, in her lifetime.