【单选题】A bank informs the beneficiary that another bank has opened a letter of credit in his favor. The bank informing the beneficiary doses not add its engagement. This bank is acting as ________.
【单选题】听力原文: When a savings account is opened in a bank, the depositor must sign a deposit agreement. By signing agreement, the depositor agrees to abide by the rules and regulations of the bank. At this tim...
A.
To follow the bank's rules and regulations.
B.
To have the right to make full use of the bank's facilities.