Use the Gauss-Jordan method to solve the following system of equations. x-y+ 2z -2x+4y+ 3z- 3w 4.1 w=-0.7 4x-2y+ 11z- 12w=-0.6 3x-2y+ 3z+ w=-2.7 Select the correct choice below and, if necessary, fill in the answer box to complete your choice. (Simplify your answers.) OA. The unique solution is (D), in the order x, y, z, w. OB. The system has infinitely many solutions. The solution is (w), in the order x, y, z, w. OC. There is no solution.

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