Which of the Following Statement Is Correct

Multiple Choice

Which of the following statement is correct?

A) If nominal GDP decreases, then real GDP must increase.
B) If nominal GDP increases, then real GDP must increase.
C) If real GDP decreases, then nominal GDP must decrease.
D) If nominal GDP does not change, then real GDP cannot change.
E) Nominal and real GDP can change either in the same direction or the opposite direction.