The CFO of an MNE Expects That the Currency of a Country

The CFO of an MNE expects that the currency of a country in which it has an operating affiliate will depreciate steadily over the next few years (the market also has the same expectation) , and she wants to preserve the value of monetary assets before they lose too much value. Which of the following strategies can she use?

A) The subsidiary can be instructed to prepay intrafirm accounts payable (a leading strategy) and other operating units can be instructed to pay intrafirm accounts payable to the subsidiary 60 days late (lagging strategy) .
B) The CFO can take out forward contracts to lock in the exchange rate and eliminate the risk of unanticipated depreciation.
C) The subsidiary can be instructed to pay 60 days late intrafirm accounts payable (a lagging strategy) and other operating units can be instructed to prepay their accounts payable to the subsidiary.
D) All of the strategies above will help to preserve value.
E) Only statements b and c will work to preserve value.