Correct Answer - Option 2 : (S) is true but (R) is false.
Statement (S): J. K. Rowling is one of the popular authors → True
Reason ( R): All her famous books centre around Harry Potter → False
J. K. Rowling is a British author and she is best known for the Harry Potter series. She has written various famous books in her career including crime novels. So, the reason is not correct. Only the statement is correct.
Hence, the correct answer is (S) is true but (R) is false.