5. Commodity trade transactions, payments and finance

A. International sales contracts and delivery terms: duties of buyers and sellers; Incoterms.

B. Payment terms of international trade transactions: open account and related credit insurance, factoring & forfaiting, and receivables securitization; documentary collection, and documentary credit /letter of credit; guarantees, bonds and standby letter of credit.

C. The nature of structured commodity trade finance (SCTF), the examples of pre-export commodity finance (PXF) and warehouse receipt financing.

Please abswer each question with a paragraph