What is the significance of 3650 as an amount pertaining to eitc for 2020 returns?a) it's the maximum credit for a taxpayer without children. b) it's the maximum credit for a taxpayer with one child. c) it's the difference between the maximum earned income and agi amount for a single person and the maximum earned income and agi amount for a tax return filed as mfs.d) it's the investment income limit for the credit.