In 2021, Tina acquires and places into service in her business 5-year MACRS property costing $42,000 and 7-year MACRS property costing $208,000. Tina elects Sec. 179 expensing for all of the properties' cost. Tina's taxable income (before the Sec. 179 and 50% of self-employment deductions) is $206,000. a. b. C. d. What amount may Tina deduct under Sec. 179 for 2021 for the properties? What amount can she carry over to 2022? What is Tina's total 2021 depreciation deduction? What are the limitations on Tina's ability to use the Sec. 179 carryover in 20222 How would your answers to Parts a, b, and c change if Tina's 2021 business taxable income (before the Sec. 179 expense and the 50% of self-employment tax deductions) was $316,000 instead of $206,000?