What significant Byzantine architectural innovation allowed round domes to be placed atop straight walls?

A(n) __________ topped the cathedral in Pisa from 1100 until 1828

A. statue of St. Peter B. statue of Pope Leo III C. bust of St. Thomas Aquinas D. Islamic bronze griffin E. representation of the Star of Bethlehem

Which of the following is true of the Egyptian stories about Osiris?

a. It is a ritual with theatrical elements. b. It is a theatrical performance. c. Most scholars now believe the Osiris stories are ritual. d. It is neither "theatre" nor "ritual." e. It is the beginning of the dithyramb.