3.You are given the option of receiving a lump sum of $20,000 now or an annuity of $2000 per year for 10 years. Which of the following is correct? a.You cannot choose between the two without computing present values. b.You cannot choose between the two without computing future values. c. The lump sum is preferable for any positive interest rate d. The annuity is preferable for any positive interest rate. 5.What happens to the present value and future value of an annuity as the interest rate increases? a. The present value increases and the future value decreases as the interest rate increases. b. The present value decreases and the future value decreases as the interest rate increases. c. The present value increases and the future value increases as the interest rate increases. d. The present value decreases and the future value increases as the interest rate increases