With Regards to International Business Transactions, Which of the Following

With regards to international business transactions, which of the following statements is true?

A) There is no international court that deals with private disputes between businesses.
B) There is a set of international laws that apply to all international transactions.
C) The World Trade Organization litigates private disputes between businesses.
D) The buyer must look to the local court in the seller's jurisdiction to resolve his or her problems.
E) The General Agreement on Tariffs and Trade deals with private disputes between litigants.