What Will Be Displayed When the Following Lines Are Executed $x$

Multiple Choice

What will be displayed when the following lines are executed? Dim $x$ As Double $= 3 , y$ As Double $= 1$
Dim z As Double
$\begin{array} { l } \mathrm { z } = \mathrm { x } + ( \mathrm { y } \star \mathrm { x } ) \\\mathrm { x } = \mathrm { y } \\\mathrm { z } = \mathrm { x } + \mathrm { z }\end{array}$
lstBox. Items. Add $( x + y + z )$

A) 4
B) 9
C) 10
D) None of the above