According to the risk-return ratio, which of the following statements is correct? a. Decisions involving lower risk should yield higher returns. b. Decisions involving high risk should yield more predictable returns. c. Decisions involving higher risk should yield higher returns. d. Decisions involving more risk should yield fewer returns. O Icon Key O 1 prbu02t.19.038 F1 Q A N @ 2 F2 W S # 3 X 20 F3 E D 4 OO F4 R F % 5 F5 T Mac 6 G