Which of the Following Describes the "Deferred Posting Rule

Which of the following describes the "deferred posting rule"?

A) Banks can fix an afternoon hour of 2:00 or later as a cutoff hour for the purpose of processing checks and deposits.
B) When a customer deposits a check for collection, the depository bank does not have to pay the customer until the check clears.
C) Banks have to mail their checking account customers monthly statements of their accounts and any canceled checks should accompany this statement.
D) A customer is liable for payment to his bank if he fails to report any unauthorized transactions within 30 days from the receipt of the account statement.