How do we know that drums were central to many instrumental ensembles in the Middle Ages?

Recitative is

A. "musical speech" that moves the action along. B. a soaring aria. C. the spoken text in a book musical. D. the underscoring in a melodrama.

One immediate outcome of the American Revolution was that

A. all inhabitants were granted the right to vote. B. the new country closed its borders to immigrants. C. the new country became the most democratic government since ancient Athens. D. the new country abolished slavery within its borders.