Silvia wants to retire at 65 and live on $40,000 a year. How much does she need to save to ensure that her retirement funds last until she is 85? Select the best answer from the choices provided. A. $800,000 because she will need to save for 20 years times $40,000 B. more than $800,000 because taxes and inflation will increase the value of her savings C. less than $800,000 because returns will continue to increase the amount in her savings even after retirement D. more than $800,000 because compound return will reduce her savings