SAT English Practice Question

The scientists who discovered the new species of bacteria are all graduates of the same university. They are conducting a long-term study of the bacteria’s effects on the environment. The research team has published several papers on their findings, which have been well-received by the scientific community.

1. A.Their findings, which have been well-received by the scientific community.
2. B.Their findings which have been well-received by the scientific community.
3. C.Their findings; which have been well-received by the scientific community.
4. D.Their findings, which have been well-received by the scientific community;