Which of the Following Equations Shows the Process of Standardizing $E ( X ) = n p$

Multiple Choice

Which of the following equations shows the process of standardizing?

A)
$E ( X ) = n p$
B)
$Z = ( X - \mu \mid \sigma )$
C)
$f ( X ) = 1 - \sigma ( \mu )$
D)
$E ( Y ) = \mu$