Use the following table of returns from 1926 through 2020 a. Determine the return on a portfolio that was equaly invested in large-company stocks and iong-term corporate bonds Note: Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.9. 32.16. b. What was the return on a portfolio that was equally invested in small stocks and Treasury bils? Note: Do not round intermediate calculotions and enter your answer as a percent rounded to 2 decimal places, e.9., 32.16