1.) The Stylophone was accidentally invented in 1968 in Britain and production of the original model ran right into the early 80's
2.) Rolf Harris put the Stylophone on the map with his cheesy advertising and even gave handy techniques and lessons on television
I want to say B. C. and D.
Answer: C
Explanation:
opera - the music became more centered on the story rather than on displaying vocal virtuosity
