1. Which of the following statements about Gregorian chant is not true?
a. it is unaccompanied monophonic vocal music
b. it has always been performed by a soprano, alto, tenor, and bass voice
c. it lacks a sense of meter or regular rhythmic structure
d. it is written to encourage pious reflection without tension and drama
2. Given to the church as a tithe while still a child, this composer of Gregorian chant later founded a convent and gave advice to popes as well as kings.
a. Beatriz, Countess of Dia
b. Dufay
c. Hildegard of Bingen
d. Machaut