Question: Which author, Joyce Cary or J. K. Rowling, is a British novelist and screenwriter who wrote the "Harry Potter" fantasy series?
Sentence (from "J. K. Rowling"): They have become the best-selling book series in history and been the basis for a series of films, over which Rowling had overall approval on the scripts and was a producer on the final films in the series.
Relevant evidence: No