You want to evaluate three mutual funds using the Jensen measure for performance evaluation. The risk-free return during the sample period is 6%, and the average return on the market portfolio is 18%. The average returns, standard deviations, and betas for the three funds are given below. Average Return Residual Standard Deviation Beta Fund A 17.6 % 10 % 1.2 Fund B 17.5 % 20 % 1.0 Fund C 17.4 % 30 % 0.8 The fund with the highest Jensen measure is