Introduce Slack Variables as Necessary and Write the Initial Simplex $\mathrm{z}=\mathrm{x}_{1}+2 \mathrm{x}_{2}$

Multiple Choice

Introduce slack variables as necessary and write the initial simplex tableau for the problem.
-Maximize $\mathrm{z}=\mathrm{x}_{1}+2 \mathrm{x}_{2}$
Subject to:
$x_{1}+x_{2} \leq 20$
$3 x_{1}+2 x_{2} \leq 40$
$2 \mathrm{x}_{1}+3 \mathrm{x}_{2} \leq 60$
$x_{1} \geq 0, x_{2}>0$

A)
B)
C)
D)