In June 2011, the IASB Amended IAS 19, Employee Benefits

In June 2011, the IASB amended IAS 19, Employee Benefits, and significantly changed the method of accounting for defined benefit plan pensions. Regarding these changes, which of the following statements is false?

A) Prior to this amendment, the basic principles of accounting for defined benefit plans under IFRS were the same as U.S. GAAP.
B) Under IAS 19, prior service cost is immediately recognized on the income statement as an expense, while under U.S. GAAP prior service cost is recognized in other comprehensive income and reported as a component of accumulated other comprehensive income on the balance sheet.
C) The changes in the amendment to IAS 19 make it less likely that GAAP will change to converge with IFRS for pension accounting.
D) The major result of the IASB amendments was to remove many of the smoothing devices in pension accounting.