171. According to UCP 600, which statements are true concerning transferableL/C?
(A)An issuing bank may be a transferring bank.
(B)A credit may be transferred in part to more than one second beneficiary as long as it states that it's transferable.
(C)A transferable credit can be transferred at the requestof a second beneficiary to any subsequent beneficiary.
(D)Unless otherwiseagreed at the time of transfer, all charges incurred in respect of a transfermust be paid by the first beneficiary. 。