Which of the following is a TRUE statement about static routing vs. dynamic routing?（）

• A、Dynamic routing is created adhoc and static routing cannot be changed once implemented.
• B、Static routing is hard-coded and requires significant administrative overhead for large networks.
• C、Static routing requires little administrative overhead and dynamic routing requires significant administrative overhead.
• D、Dynamic routing is the best solution for small networks and static routing is the best solution for large scale networks.