How does the music of the romantic period differ from the music of the classical period ? how is it similar ?

Based on the sentence, what does a studious effort require

Which principle of design is in primary use in this structure?

What was ottaviano petrucci known for? a. he made the first violin. b. he choreographed the first ballet. c. he wrote the song greensleeves, a famous english folk song. d. he printed the first significant collection of polyphonic music.