C. Gemilang Corp. is considering an investment in one of the two common shares. COMMON SHARE A COMMON SHARE B Probability Return Probability Return 0.30 12% 0.20 -6% 0.40 16% 0.30 7% 0.30 20% 0.30 15% 0 0.20 23% Required: Given the information above calculate the expected rate of return, variance and recommend which investment is preferred.