12. According to UCP 600, the issuing bank will refuse an______.
A. on boardB/L
B. order B/L
C. anti-dated B/L
D. unclean B/L
13. ______can be transferred to another person with a proper endorsement.
A. a sight L/C
B. an order B/L
C. a contract
D. a straight B/L
14. In the following payment terms, ______is the safest term to the seller.
A. D/Pat 30 days after sight
B. T/T at 30 days after arrival of he tgoods
C. D/A
D. acceptance L/C at 30 days after sight
15. A letter of credit is a written______ issued by a bank to the seller.
A. document
B. note
C. undertaking
D. promise