Which composer wrote the first grand baroque opera and basically popularized this new genre? henry purcell ludwig van beethoven wolfgang amadeus mozart claudio monteverdi

Henry Purcell was the composer who wrote the first grand Baroque opera and basically popularized this new genre.
Beethoven and Mozart were Classicists, not Baroque artists.
Monteverdi was primarily a Renaissance composer.

What kind of course is it.

Phil trash #1 aka danny boy