20. Which of the following is true about the payback period and discounted payback period for the following schedule of outflows and inflows from 2020 through 2023 assuming a weighted average cost of capital of 10% ? December 31, 2020 is considered Year 0. a. The payback period and discounted payback period both occur during 2022. b. The payback period occurs during 2022 but the discounted payback period occurs in 2023. c. The payback period and discounted payback period both occur during the first half of 2022. d. The payback period and discounted payback period both occur during the first half of 2023 . e. None of the above. 21. Wazoo stock is expected to issue dividends in the future that grow at a rate of 4% per year. Yesterday Wazoo declared and distributed a dividend, and the price of the stock was $15 per share. Agatha holds 2,000 shares of Wazoo and received a dividend payment of $3,500. What's the dividend yield expected by Agatha during the coming year? a. 4.0% b. 8.5% c. 11.7% d. 12.1% e. 17.5%