ABC Asset Management is evaluating the performance of its large-cap equity fund over the last five years. During this period, the fund generated an annualized return of 12%, while its benchmark index returned an annualized 10%. The fund's standard deviation over the same period was 15%, and the benchmark's standard deviation was 12%. ABC is considering the use of the Sharpe Ratio and the Information Ratio to assess the fund manager's performance, especially in view of the fund’s active management strategy.
Considering the metrics available, which of the following performance appraisal measures would best attribute excess returns achieved by the active management strategy relative to the risk taken?