You wanted to better understand the variability in returns of a fund you have invested in. Using the information in the table below, please identify which index would be the most appropriate benchmark to measure your portfolio against: Beta Standard Deviation R-Squared O Index 1 O Index 2 O Index 3 O Index 1 and 2 O Index 1 and 3 Index 1 .90 10% 0.85 Index 2 1.0 12% 0.89 Index 3 1.5 15% 0.95