For tax years beginning after December 31, 2021, which of the following methods is acceptable for the tax treatment of research and experimentation expenditures?

Multiple choice question.

Capitalize the costs and amortize them over not less than 36 months beginning the first month benefits are derived.

Capitalize the costs and depreciate them using MACRS with a 3-year recovery period.

Expense the costs immediately.

Capitalize the costs and amortize them ratably over a 5 year period beginning with the midpoint of the year in which the costs were incurred.