What Was the Effect of Introducing the Euro with Respect

Multiple Choice

What was the effect of introducing the Euro with respect to hedging?

A) Euro-zone trading partners no longer need to hedge each other's currencies.
B) Accounts receivable from sales to a customer in one Euro-zone country acts as a natural hedge against accounts payable to a supplier in another Euro-zone country for companies outside the Euro-zone.
C) There are fewer currencies to hedge.
D) All of the above