-Using the Above Figure,the Short-Run Break-Even Price for the Perfectly $P _ { 1 }$

-Using the above figure,the short-run break-even price for the perfectly competitive firm will be

A) $P _ { 1 }$ .
B) $P _ { 2 }$ .
C) $\mathrm { P } _ { 3 }$ .
D) $\mathrm { P } _ { 4 }$ .