下列属于收益性支出的有( )。Which of the following belongs to revenue expenditures? ( ).
A.
支付当月办公费Payment of office expenses for the current month
B.
购买无形资产支出Expenditure on the purchase of intangible assets
C.
当月工资支出Wages expenditure for the current month
D.
当月借款利息支出Interest expenditure on borrowing for the current month