From 2006 to 2010,per Capita Real Gross Domestic Product (GDP)in

From 2006 to 2010,per capita real gross domestic product (GDP) in Croatia grew an average of 1.08% per year.At that rate,according to the Rule of 70,in roughly how many years will the Croatian economy double in size?

A) 65 years
B) 29 years
C) 69 years
D) 51 years
E) 34 years