Which two statements about configuration an unconnected Catalyst Express 500 switch from setup mode using a PC are true？（）

• A、You may use Cisco Network Assistant to set up the initial configuration
• B、You must use CLI for initial configuration
• C、You may use either CLI or CAN for configuration
• D、You may make a direct connection to the PC from any point on the switch
• E、You may only make a direct connection from the port with the flashing green LED to the PC