Which two statements are true of the roll forward calculation in the Movement dimension?

The statement regarding translated values for Closing Balance being adjusted to the ending rate for the period is accurate because this reflects the treatment of foreign currency translation in financial reporting. In financial consolidation scenarios, it is essential to ensure that all figures are reported accurately in the currency of the reporting entity. This adjustment applies the appropriate exchange rate for the period, which is crucial for accurately reflecting values in consolidated statements.

In the context of the Movement dimension, the function of translating values is vital for ensuring that the financial statements present a true and fair view of a company's financial position and performance when entities operate in different currencies. This process aligns with accounting standards, which require that the values reported in financial statements must take into consideration the current exchange rates at the balance sheet date.

The other statements, while they may contain elements of truth, do not accurately capture the mechanics or necessary conditions for a roll forward calculation within the Movement dimension as clearly as the chosen statement. Specifically, while base-level Movement members' calculations indeed involve balances, the context of translation adjustments is more critical for accurate reporting during consolidation processes compared to retrieval needs for opening balances or pre-collected data.