How can these sentences be combined to include a dependent clause?

The pianist had great talent. He could play Rachmaninoff blindfolded.

A. The pianist's great talent was that he could play Rachmaninoff blindfolded.
B. The pianist had great talent, and he could play Rachmaninoff blindfolded.
C. The pianist had great talent; he could play Rachmaninoff blindfolded.
D. The pianist with a great talent could play Rachmaninoff blindfolded.