A U.S. president elected in 2008 would finish a first term in January of which year?

Complete the proverb: "A new ___ sweeps clean"? Mexico created a new one of these in 1917, but its part threatening property rights proved hard to enforce. What? Which New Orleans dessert is called Bananas...? A new play based on which Sir Arthur Conan Doyle canine classic opened on the London stage in 2007? New software installed on which online auction site shut it down on June 10 and 11, 1999? A new Revised Standard Version of which book topped the nonfiction charts in 1954? A theory says which author died on October 7, 1849, of rabies rather than alcoholism or drug abuse? A new waterway opened in 1872 let large ships reach which Dutch city, now one of the world's top ports?