The following amortization and interest schedule reflects the issuance of 10-year bonds by Swifty Corporation on January 1, 2014, and the subsequent interest payments and charges. The company's year-end is December 31, and financial statements are prepared once yearly. Amortization Schedule Year Cash Interest Amount Unamortized Carrying Value 1/1/2014 $21,472 $ 168,528 2014 $19,000 $20,223 20,249 169,751 2015 19,000 20,370 18,879 171,121 2016 19,000 20,535 17,344 172,656 2017 19,000 20,719 15,625 174,375 2018 19,000 20,925 13,700 176,300 2019 19.000 21,156 11,544 178,456 2020 19,000 21,415 9.129 180,871 2021 19,000 21,705 6,424 183,576 2022 19,000 22,029 3,395 186,605 2023 19,000 22,395 190,000 (a) Indicate whether the bonds were issued at a premium or a discount. (b) Indicate whether the amortization schedule is based on the straight-line method or the effective-interest method.