Please help me with 10-5

Which of the following assets are eligible for depreciation under the MACRS roles or Amortization under Sec. 197? Tenesaca is a sole trader who uses the calendar year as his tax year. On July 20, 2016 she acquired and placed in service a business machine, for $50,000. No other property was acquired in 2016. Tenesaca elects out of of bonus depreciation. What is the amount of depreciation allowed in 2016 and 2017 if Sec. 197 depreciation was Not elected? What amount of depreciation is allowed in 2016 and 2017 if Sec 179 was elected