Question 38 The S&P 500 index delivered a return of 20%, -10%, 20%, and 5% over four successive years. What is the average annual return for four years? O 10.50% O 9.63% O 8.75% 1 pts O 13.13%

Question 38 1 pts The S\&P 500 index delivered a return of 20%,10%,20%, and 5% over four successive years. What is the average annual return for four years? 10.50% 9.63% 8.75% 13.13%