Which GM brand, discontinued in 2010, sold models called the Astra and the Aura?

Complete the title of Truman Capote's 1951 novel set in the South: "The Grass ___". A captain and his inexperienced crew patrol the Atlantic in a U-boat in which 1981 Wolfgang Petersen film with a German… Which word links part of a car, Mafia thugs and the outlaw of Sherwood Forest? A carillon is a set of 23 or more of which instruments? A case of arsenic poisoning is deftly solved in which author's 1932 story "The Tuesday Night Club"? The hole in a cask is named for which kind of stopper? In "Macbeth", Macbeth will not be vanquished until Birnam Wood comes to which castle? A castle at Villandraut, France, was built for the pope who moved which office to France in 1309?