Below is the listing of a bond issued by at& t inc. (t). below the detail of the bond is the information on a recent sale of part of the bond issue. explain what the price of $112.093 on a $100 par value bond means in this purchase. explain how the yield to maturity of 2.946% is calculated. contrast that with the calculation of the current yield of 3.836%. explain why it matters to know if the bond pays interest monthly, semi-annually or annually. this bond does not mature for almost 11 years. explain the concept of interest rate risk in context with this bond for both the issuer and the investor.