1.

What details in the novel suggest that Holmes is something of a sensualist and man of the world?

This question refers to the novel Hound of the Baskervilles by Arthur Conan Doyle.

There are several details in this novel that suggest that Holmes is a sensualist and a man of the world. For example, Holmes is very fond of smoking a pipe. He engages in this habit because it causes him quite a bit of pleasure. The same can be said about his occasional use of drugs. Moreover, Holmes appears to be cultured, as he plays the violin and has a great knowledge of history and geography.