Which 1930 Best Picture Oscar winner was based on Erich Maria Remarque's novel "All Quiet..."?

Who defeated Al Smith in the 1928 presidential election? What is the white of an egg called? Complete the title of William Faulkner's 1929 novel: "___ and the Fury". Born on February 28, 1929, which architect designed Los Angeles's Walt Disney Concert Hall? Which 1930 Dashiell Hammett novel follows Sam Spade's hunt for a jewel-encrusted bird statuette? Rocket pioneer Goddard and humorist Benchley shared which first name, one of the most popular for American boys around… In which 1931 Fritz Lang film does Peter Lorre play a child murderer? Which golfer won all four major championships of his day in 1930, a "Grand Slam"?