If We Compare the U

If we compare the U.S. GDP and the Chinese GDP,

A) real GDP per person is about the same in the two countries.
B) China's real GDP per person is less than real GDP per person in the United States.
C) U.S. real GDP per person is less than China's real GDP per person once we adjust for currency differences.
D) U.S. real GDP per person is much larger than China's real GDP per person when purchasing power parity prices are used but is less than China's real GDP per person when exchange rate prices are used.