The level of the Syldavian market index is 21,000 at the start of the year and 25,500 at the end. The dividend yield on the index is 4.2%. a. What is the return on the index over the year? (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places.) Return % b. If the interest rate is 6%, what is the risk premium over the year? (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places.) Risk Premium % c. If the inflation rate is 8%, what is the real return on the index over the year? (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places.) Real Return %