Timbre is the only property of musical sound that falls on a continuum

Which two European powers conquered most of Central and South America in the 16th and 17th centuries?

a. Spain and France b. France and England c. Spain and England d. Spain and Portugal

Although Hollywood produced only a small fraction of the world's feature films by the 1990s, it garnered about ________ of theatrical motion picture revenues.

A. 50 percent B. 60 percent C. 95 percent D. 75 percent