When developing a Visualforce page that will be used by a global organization that does business in many languages and many currencies, which feature should be used? (Choose three.)

When developing a Visualforce page that will be used by a global organization that does business in many languages and many currencies, which feature should be used? (Choose three.)
A . Custom Labels
B . convertCurrency()
C . Global Labels
D . Translation Workberic
E . getLocalCurrency()

Answer: A,B,D