-Refer to the Above Figure $P _ { 2 }$ - $\mathrm { P } _ { 0 }$

-Refer to the above figure.A unit tax has been placed on the good.The consumer pays what amount of the tax?

A) None of the tax.
B) $P _ { 2 }$ -
$\mathrm { P } _ { 0 }$
C) $P _ { 2 }$ -
$P _ { 1 }$
D) $P _ { 1 }$ -
$\mathrm { P } _ { 0 }$