Which symphony by Beethoven is known as the Eroica, or "Heroic"?

Thomas Hobbes believed that most people willingly accepted a social contract to

a. control their instincts and achieve peace. b. achieve some measure of financial security. c. maintain their position in a social hierarchy. d. ensure that they all obey the government's laws.

In the seventeenth-century, Cremona, Italy, was the world center for the manufacture of

a. violins. b. harpsichords. c. tapestries. d. organs.