What is the difference between vaudeville and a revue?

In the fifteenth and sixteenth centuries, when rival warfare caused the decline of the city of Old Jenné, which of the following traditions came to an end?

a. weaving b. stone architecture c. bronze casting d. ceramic sculpture

Saintly beings who qualify for Buddhahood but vow to help others attain it first are called __________.

A. buddhas B. chakras C. kami D. bodhisattvas