Stephen Hawking made revolutionary contributions in which of the following fields?

Stephen Hawking made revolutionary contributions in which of the following fields?
Answer: Big Bang theory, black holes, theory of relativity

Stephen Hawking contributed to cosmology through work on the Big Bang, black holes, and relativity, corrected from “all of these” for specificity. Studying this highlights his role in theoretical physics, the challenges of cosmic research, and its impact on science. It also offers insights into how theories advance knowledge, providing lessons on promoting physics education in Pakistan.