Exercise 20-23 (Algorithmic) (LO. 3) Green Corporation, a calendar year taxpayer, has ordinary income of $20,100 and a long-term capital loss of $24,120 in 2021. Green incurred a long-term capital gain of $4,824 in 2018 and a long-term capital gain of $9,648 in 2020. If amount is zero, enter "O". a. How much of the long-term capital loss can be deducted in 2021? b. Carried back to prior years? C. Carried forward to future years? d. What is the nature (long- or short-term) of any carrybacks or carryforwards