What is a common charecteristic of gothic cathedrals?

Opera combines music with which of the following

A. what should the time signature be for the b. every note in this example is (write the letter name.) c. circle all eighth notes. d. how many beats does the rest in the first measure get? e. give the example a final barline. bonus: include a dynamic marking of your choice.

Which of these forms or genres appeared in the baroque period, but  not  previous periods?