Kellie has $12,000 to invest. A local bank offers a 30-month CD with an APR of 3.5% compounded monthly. What is the APY? (Round your answer to three decimal places.) % Mariah has $15,000 to invest. A local bank offers a 24-month CD with an APR of 3.5% compounded monthly. What is the APY? (Round your answer to three decimal places.) % Compare the APY results. Which of the following statements is true? Kellie's CD has a higher APY because her money is invested for a longer period of time than Mariah's. Mariah's CD has a higher APY because the amount of money she is investing is greater than Kellie's