Identify the x, y, z in the following reaction after balancing.xMnO-4 + yFe3O4 + H2 O → xMnO2 + ZFe2 O3 + xOH

• A. 3, 4, 6
• B. 2, 6, 9
• C. 3, 6, 4
• D. 2, 9, 6