单项选择题

We consider it ______ to make it clear that for further transactions D/ P will only be accepted if the amount involved for each transaction is below£1000.00 or its ______ in Renminbi at the conversion rate then prevailing.
   A.advised, equal          B.advised, equal
   C.advisable, equivalent        D.equivalent, advisable

A.00
B.

C.advised,
D.advised,
E.advisable,
F.equivalent,