If a Question Arises Over a Trade Usage,the CISG Provides

Multiple Choice

If a question arises over a trade usage,the CISG provides that:

A) no reference to trade usage is allowed by a court.
B) a court can look at those trade usages that the parties knew or ought to have known and are regularly used in the industry.
C) a court can look at those trade usages to which the parties agree to be bound.
D) both a court can look at those trade usages that the parties knew or ought to have known and are regularly used in the industry and a court can look at those trade usages to which the parties agree to be bound.