Can someone provide a step-by-step answer key to this question? I am looking forward to hearing from you. Thank you for your patience.

71. An open-end bond mutual fund is holding a three-year, $1 million face value 5 percent annual coupon bond selling at par. What is the impact on the total asset value of the fund of a 1 percent decrease in interest rates? A. A decrease of $10,000.1 B. An increase of $10,000.1 C. A decrease of $26,730.), D. An increase of $27,751.1 E. The answer depends upon the number of mutual funds shares outstanding