In year 1, nominal GDP for the United States was $2,250 billion and in year 2 it was $2,508 billion. The GDP deflator was 72 in year 1 and 79 in year 2. Between year 1 and year 2, real GDP rose by:_______
a. 11.4 percent.
b. 2.4 percent.
c. 1.6 percent.
d. 9.7 percent.