Answer:
Are additional costs of plant assets that do not materially increase the asset's life or its productive capabilities.
Step-by-step explanation:
Basically, expenditures are of two types namely; Revenue expenditure and Capital expenditure.
While capital expenditure are cost that extend the useful life of an existing asset or the cost of the asset itself with expected cash from the use flowing to the entity for more than a year, revenue expenditures are costs that will be an expense in the accounting period the expenditure was made.
Hence revenue expenditure are additional costs of plant assets that do not materially increase the asset's life or its productive capabilities.