To which class of instruments does the flute belong?

Clark Gable, Clarence Darrow and Neil Armstrong were all born in which state? Clark Gable starred in the 1935 film version of which Jack London adventure tale? Clark Gable's short but happy marriage to which actress ended with her death in a 1942 plane crash? What is the weight class of a pro boxer whose top weight is 160 pounds? Which 1930 gangster film ends with the line "Mother of mercy, is this the end of Rico?" Which classic 1950 film includes the line "All right, Mr. DeMille, I'm ready for my close-up"? Which classic comedy routine is associated with Bud Abbott and Lou Costello? Claude Bessy long directed the ballet school of which European capital's opera?