following assets and liabilities on the dates indicated. December 31 Total Assets Total Liabilities 2019 $495,000 $150,000 2020 $555,000 $200,000 2021 $685,000 $300,000 Pharoah began business on January 1, 2019, with an investment of $93,000. From an analysis of the change in owner's equity during the year, compute the net income (or loss) for: (a) 2019, assuming Pharoah's drawings were $23,000 for the year. for 2019 $ (b) 2020, assuming Pharoah made an additional investment of $42,000 and had no drawings in 2020. for 2020 $ (c) 2021, assuming Pharoah made an additional investment of $21,000 and had drawings of $34,000 in 2021.