Kentucky, Massachusetts and Virginia are three of the four U.S. states officially called commonwealths; what is the fourth?

Which of these women is named in the title of a Shakespeare play? Which playwright won the 1989 Pulitzer Prize for Drama for "The Heidi Chronicles"? In his 1941 "Four Freedoms" speech, FDR named freedom of speech, of worship, from want, and freedom from what? Jefferson City is the capital of which U.S. state? Squid have eight arms plus two longer feeding limbs called what? Eight popes, including the one who launched the First Crusade, took which papal name? Besides Greenland, which North Atlantic island group is a self-governing part of the Kingdom of Denmark? Which woman was Julius Caesar's wife at the time of his assassination?