Max: $4x_1+3x_2$

Subject $to$: $3x_1+5x_{2}40$

$,12x_1+10x_{2}120$

$,x_{1}15$

$,x_1,x_{2}0$

Note: Cells $B3$ and $C3$ are the designated cells for the optimal values of $x_1$ and $x_2,$ respectively, while cell $E4$ is the designated cell $.$ for the objective function value. Cells D$8$:D$10$ designate the left$-$hand side of the constraints.

Refer to Figure $1.$ What cell reference designates the Target Cell in "Solver"?

D$8$:D$10$

B$3$

E$8$:E$10$

C$3$

E$4$