Which of the following is correct regarding bonus depreciation under the TCJA?

A. Bonus depreciation is 100% for 2018 and subject to a 20% decrease each year beginning in 2019.

B. Bonus depreciation may be taken at either 50% or 100%, but the election is required.if the 50% amount is chosen by the taxpayer.

C. Bonus depreciation is 100% for assets placed in service after September 27, 2017 regardless of acquisition date.

D. Bonus depreciation continues to be allowed strictly for new property.