$53)$ Consider the following linear programming problem:

Minimize $20$X $+30$Y

Subject to: $2$X $+4$Y $800$

$6$X $+3$Y $300$

X$,$ Y $0$

What is the optimum solution to this problem $($X$,$Y$)?$

A$)(0,0)$

B$)(50,0)$

C$)(0,100)$

D$)(400,0)$