If the Government Reports That "GDP Has Increased at an Annual

If the government reports that "GDP has increased at an annual rate of 6.0 percent for the fourth quarter of 2013," by how much has GDP increased?

A) 6.0 percent during 2013
B) 24.0 percent during 2013
C) 6.0 percent during the fourth quarter of 2013
D) 1.5 percent during the fourth quarter of 2013