During 2014, the Country of Economia Had Real GDP of $115

During 2014, the country of Economia had real GDP of $115 billion and the population was 0.9 billion. In 2015, real GDP was $105 billion and the population was 0.85 billion. In 2014, real GDP per person was

A) $124.
B) $135.
C) $117.
D) $12,778.
E) $128.