The simplicity of this choral singing, moving from chord to chord together, is typical of

How do the reliefs on the left wall of the porch at the Church of Saint-Pierre at Moissac (Fig. 16-23) differ from imagery carved on the tympanum (Fig. 16-21)?

A. They are more awe-inspiring and didactic. B. They were originally painted in brightly colored hues. C. They are more lifelike to convey human frailty. D. They demonstrate the influence of Islamic art.

The Protestant Reformation was initiated by

A. Martin Luther. B. William Penn. C. Louis Bourgeois. D. John Calvin.