Who wrote the play "Cat on a Hot Tin Roof"?

"Castle Richmond" (1860) is a novel by which author of "Barchester Towers"? Castles offered great protection until the 1400s, when which weapons came into wide use? Castor and Pollux are known as the twin sons of which god? Which children's author was born on March 2, 1904, a date now celebrated as Read Across America Day? What is the name of the portly patriarch in "Cat on a Hot Tin Roof"? In a 1971 Top 40 hit, Cat Stevens sings of being followed by what? A catamaran is a boat with two of what? Both the novel "Catch-22" and the TV series "Baa Baa Black Sheep" are set during which war?