If the return on invested capital (ROIC) for a firm is 12.5% and the firm's weighted average cost of capital (WACC) is 10%, is value being added from the growth in the firm's sales? Sales grew at 8% from the prior year. a) Yes, because the ROIC > WACC. Ob) Yes, because WACC > Sales Growth. c) No, because the ROIC Sales Growth