Which of the Following Events Would Cause a Bank to Reduce

Which of the following events would cause a bank to reduce a depositor's account?

A) The depositor orders new checks through the bank at a cost of $50.
B) The bank collects a note receivable and related interest on the depositor's behalf.
C) There are outstanding checks drawn on the account at month-end.
D) There are deposits in transit on the account at month-end.
E) The bank corrects an error from previous month by adding $75 to the depositor account.