Which composer wrote the first grand baroque opera and basically popularized this new genre?

25 points i think it's a, am i correct

Braden’s savings account has dwindled to nothing, and he sinks further into depression and does nothing about it. which of these is his response to stress?

Technician a says most shops use a spray wash cabinet to degrease their engine blocks. technician b says some shops dip their major engine parts in a hot or cold caustic solution for deeper cleaning. who is correct?