The requirement of AASB 138 in relation to the amortisation of an intangible asset with a finite useful life is that:
A. It is to be amortised using the straight-line method over a period not greater than 20 years.
B. It is to be amortised from the time the asset is held for sale till the asset is recognised.
C. It is to be amortised at a reducing rate over a period not exceeding 10 years.
D. It is to be amortised from the time the asset is available for use and shall reflect the consumption of the economic benefits by the entity.
E. None of the above.