A. The Hound of the Baskervilles
B. The Sign of the Four
C. The Valley of Fear
D. A Study in Scarlet
Correct Answer: A Study in Scarlet ✔
Last Updated: August 21, 2020
A. The Hound of the Baskervilles
B. The Sign of the Four
C. The Valley of Fear
D. A Study in Scarlet
Correct Answer: A Study in Scarlet ✔
Last Updated: August 21, 2020