What are some classical characteristics commonly found in beethovens compositions?

A frequent use of imitative counterpoint (especially fugue), an extended use of musical contrast, and a diverse series of variations that preserve basic elements of the theme rather than the theme in its entirety, are characteristics of Beethoven's late period.

The term is called adduction 

Howard ruffo  makes the reader feel that ellery has misidentified who is responsible for committing the crime and will end up feeling embarrassed.