Ex 1: A company issued $500,000 of 7.5%, 7-year bonds payable at par value on January 1, 2019. Interest is payable each June 30 and December 31, Required: Prepare entries to record: (a) The issuance of the bonds on January 1, 2019. (b) First interest payment on June 3, 2019. (c) Payment bonds at maturity date