If We Knew That Nominal GDP Was Currently $5

Multiple Choice

If we knew that nominal GDP was currently $5.4 trillion,and that GDP in dollars of 1997 purchasing power was $3.6 trillion,what would we know about the GDP price index?

A) It would be 0.667.
B) It would be 150.
C) We would know nothing until we had current information on the price level.
D) We would know only that a dollar buys more currently than it bought in 1997.
E) It indicates that substantial deflation has occurred since 1997.