Which papal name did Cardinal Joseph Ratzinger take when elected pope in 2005?

In which 2005 film did George Clooney play CIA operative Bob Barnes, a role that won him an Oscar? Brad Garrett won Emmys for playing Robert Barone on which sitcom that ended in 2005? 2005 was the 20th birthday of which restaurant chain's Blizzard, a soft-serve treat? Which playwright won the 2005 Nobel Prize in Literature for plays that uncover "the precipice under everyday prattle"? Which bestselling physician-author published "Marker," his 25th medical thriller, in 2005? Which country singer had a No. 1 hit with "Jesus, Take the Wheel" in 2006? Who released the 2006 parody song "White & Nerdy"? What type of mortgage, which despite its name carries a higher-than-usual interest rate, saw many foreclosures in 2006…