Question

Why does Dr. Mortimer read the old manuscript to Sherlock Holmes?

A.
to convince Sherlock Holmes that Sir Charles was killed by the curse of the Baskervilles

B.
to get Sherlock Holmes to believe in the curse of the Baskervilles

C.
to inform Sherlock Holmes of the history of the curse of the Baskervilles

D.
to see how Sherlock Holmes reacts to the story of the curse of the Baskervilles