Question 15 On July 1, 2019, Vaughn Manufacturing issued 10% bonds in the face amount of $12300000, which mature on July 1, 2025. The bonds were issued for $11779644 to yield 11%, resulting in a bond discount of $520356. Vaughn uses the effective-interest method of amortizing bond discount. Interest is payable annually on June 30. At June 30, 2021, Vaughn's unamortized bond discount should be (Round intermediate calculations to 0 decimal places, e.g. 9,020,890.) $381600. $369200. $411200. $399200