Problem 13-27 (Algorithmic) (LO. 2) Oak Corporation has the following general business credit carryovers: 2017 $17,000 2018 51,000 2019 18,000 2020 55,000 Total carryovers $141,000 The general business credit generated by activities during 2021 equals $112,800 and the total credit allowed during the current year is $204,000 (based on tax liability). a. a Enter the amount (if any) of each year's carryover utilized in 2021. Amount of Year Carryover Utilized 2017 2018 $ 2019 JIN 2020 2021 b. What is the amount of any unused credits carried forward to 2022