Lois is purchasing an annuity that will pay $5,000 annually for 20 years, with the first annuity payment made on the date of purchase. What is the value of the annuity on the purchase date given a discount rate of 7 percent?? A. $56,677.98 ?B. $66,916.21 C. ?$52,970.07 D. ?$56,191.91 ?$54,282.98