4. on january 1, 2020, a corporation issued $600,000, 6%, 10-year bonds. the bonds pay interest semi-annually on june 30 and december 31. the market rate of interest is 8%. [a]. determine the selling price of the bond. $ [b]. prepare the journal entry to record the issurance of bonds. [c]. was the bond issued at par, at a discount, or at a premium? [d]. will interest expense over the life of the bond be greater than, less than, or equal to the total cash interest payment over the life of the bond?