A.Moving to a new place.
B.Checking her balance.
C.Returning insufficient funds.
D.Opening an account in a bank.
A.2.5 percent.
B.4 percent.
C.7 percent.
D.It's hard to say.
A.If the balance is below five hundred dollars.
B.If the interest rate varies.
C.If the customers open a new account.
D.If the customers want to check their account.