Jean-Jacques Rousseau placed emphasis on reason over emotion, rationality over sympathy

What is the earliest and largest collection of written organum, containing about 150 two-voice organa?

a. Musica enchiriadis b. Santiago de Compostela c. Codex Calixtinus d. Winchester Troper

Lully introduced to opera the "French overture" which essentially means

A. an introductory musical instrumental piece noteworthy for contrasts in speed and texture. B. expository material about the opera spoken at the beginning by a chorus. C. walking and singing simultaneously. D. any introductory musical piece, whether vocal or instrumental.