For tax years after 2021, which of the following statements about the tax treatment of research and experimental expenditures is true? Multiple Choice Such expenditures are deductible when incurred The veatment creates a favordble bookhax difference The treatment minimizes the atec-tax cost of the expenditures Such expenditures must be copitalized and amertize over 5 years 1 domestic or 15 years if incurred outside the United States