UESTION $3$

Row

z

x$1$

x$2$

s$1$

s$2$

s$3$

Rhs

BV

$0$

$1$

$0$

$0$

$0$

$1$

$0$

$3$

z $=3$

$1$

$0$

$0$

$1$

$0\mathrm{.}375$

$-0\mathrm{.}125$

$0$

$0\mathrm{.}75$

x$2=0\mathrm{.}75$

$2$

$0$

$1$

$0$

$-0\mathrm{.}125$

$0\mathrm{.}375$

$0$

$0\mathrm{.}75$

x$1=0\mathrm{.}75$

$3$

$0$

$0$

$0$

$0\mathrm{.}125$

$0\mathrm{.}625$

$1$

$3\mathrm{.}25$

s$3=3\mathrm{.}25$

The Simplex Tableau above corresponds to a basic feasible solution to a Maximization LP problem. For this Simplex Tableau, which of the following statement is true?

The LP model is unbounded.

The basic feasible solution is the unique optimal solution to the LP problem.

The basic feasible solution is one of multiple optimal solutions to the LP problem.

The basic feasible solution is not optimal.