The Formula for Determining a Real Variable Is Real Variable $\div$

Multiple Choice

The formula for determining a real variable is real variable =

A) (nominal variable $\div$ 100) $\times$ CPI
B) (nominal variable $\times$ CPI) $\div$ 100
C) (nominal variable $\div$ price index) $\times$ 100
D) (nominal variable $\div$ price index) + 100
E) (nominal variable $\div$ price index) $\div$ 100