Happy Pen Corporation issued 20-year bonds last year with a coupon rate of 6% and a par value of $1,000. Investors currently require a return of only 5% on these bonds. Which of the following is most likely to be true? The bonds are trading at a premium to their par value. The bonds are trading at a discount to their par value. There is no way to know whether the bonds are trading at a discount or a premium. The bonds are trading at par value