It was not until the _________that scenery came into focus as crucial a design component as costumes, makeup and masks

What is the main difference between these two examples

a. is in a higher key b. has a slower tempo c. is in a lower key d. has a faster tempo

The vast power of the Medici in fifteenth-century Florence is a sign of the increasing importance in the world economy of

a. finance. b. warfare. c. trade. d. nobility.