Answer:
The answer is A.
Step-by-step explanation:
A letter of credit is a promise given by an issuing bank at the request of its customer in which the bank promises to pay the beneficiary the states amount within a specified period of time. It has three elements – the beneficiary/seller, the buyer/applicant and the issuing bank.
While A banker's acceptance is a short term instrument given by a bank that obligates itself to make a payment at a later date. It is like a post-dated check.