Suppose Nominal GDP in 2011 Increased by 5% (Over Its

Multiple Choice

Suppose nominal GDP in 2011 increased by 5% (over its previous level in 2010) . Given this information, we know with certainty that:

A) real GDP increased during 2010.
B) either the price level or real GDP increased during 2010.
C) both the price level and real GDP increased during 2010.
D) the price level increased during 2010.
E) more information is needed to answer this question.