The bank has offered so many convenient services, such as checking by phone and online banking, that many of their customers no longer visit the bank itself.

A) that many of their customers no longer visit the bank itself.
B) that each of its customers no longer visit the bank itself.
C) that many of their customers no longer visit the bank themselves.
D) that many of its customers no longer visit the bank itself.
E) that many of its customers no longer visit the bank him or herself.

OA: D