Which of the Following Is Not a Disclosure Requirement of IASB

Which of the following is not a disclosure requirement of IASB (2011) ?

A) progress billings in excess of costs incurred on construction contracts
B) If control of an asset is transferred to a customer before the customer pays consideration this must be disclosed as a contract asset or receivable.
C) If alternative descriptions are used in the statement of financial position sufficient information must be disclosed to the users to be able to distinguish between receivables and contract assets.
D) The gross amount of work progress must be disclosed in the statement of financial position.