During 2009, the Country of Economia Had a Real GDP

During 2009, the country of Economia had a real GDP of $115 billion and the population was 0.9 billion. In 2008, real GDP was 105 billion and the population was 0.85 billion. Economiaʹs growth rate of real GDP per person is

A) 5 percent
B) 9.52 percent
C) 5.88 percent
D) 3.23 percent