Using the data below for the following stocks, which of the stocks is the better buy for a diversified investor? The T-bil rate = 2%, Elrw = 12% Stock A Stock B Elra = 13% Standard Deviation = 38% E(rs) = 17% Stock C Beta, = 115 Standard Deviations = 45% E(rc) = 11.5% Betag = 1.25 Standard Deviationc = 42% O a Stock C Betac = 0.95 0b. Stockh O c. Stock B d. All are undervalued by the same amount De Al are correctly valued