1. Why does Holmes change his mind about Sir Henry going to Baskerville Hall?
(a) Sir Henry announces that he plans to tear down Baskerville Hall.
(b) Holmes realizes that Baskerville Hall is not dangerous.
(c) Holmes knows now that Sir Henry is being followed in London.
(d) Holmes realizes Sir Henry will not get any work done in London.

2. According to Mrs. Lyons, what did she do the night she was to meet with Sir Charles?
(a) She was detained by a private matter and did not make the meeting.
(b) She met with Sir Charles and saw the hound.
(c) She was detained by a private matter, but sent a telegram to Sir Charles to not meet her.
(d) She met with Sir Charles, but nothing happened.

3. In lieu of persuading Sir Henry to avoid Baskerville Hall, what does Holmes suggest?
(a) Holmes suggests that he himself act as bodyguard.
(b) Holmes sends Watson with Sir Henry for protection.
(c) Holmes suggests that Dr. Mortimer act as bodyguard.
(d) Holmes suggests that Sir Henry stay armed at all times.

4. Why is Watson glad to see Holmes after going to the stone hut?
(a) He is scared to walk back to Baskerville Hall alone.
(b) He was worried for Holmes's safety.
(c) The case is beginning to overwhelm Watson.
(d) He believes he is being followed.

5. What is the deal Stapleton strikes with Sir Henry?
(a) Henry will build a friendship with Miss Stapleton for three months, after which he will be allowed to start wooing her.
(b) Henry will go with Stapleton on a moth-catching expedition so that he might get to know his sister's suitor better.
(c) Henry will allow Miss Stapleton to accompany him on a trip to London.
(d) Henry will allow Stapleton to inspect the grounds every night for signs of the hound.