stuck on these

Seven years from today you will receive $2,500. Following that, you will continue to receive $2,500 payments every year. These cash flows will continue forever. If the appropriate annual rate of return is 8%, how much should you be willing to pay for these cash flows today assuming annual compounding? Round your final answer to the nearest dollar. $18,234 O $22,573 $19,693 O $31,250 None of the above are correct. Which of the following is true about annuities? An annuity due is a payment paid or received at the beginning of each period that increases by an equal amount each period An ordinary annuity is a payment paid or received at the end of each period that increases by an equal amount each period O An annuity due is an equal payment paid or received at the end of each period. An ordinary annuity is an equal payment paid or received at the end of each period. O None of the above are true