You work as a network technician at Certkiller .com. Please study the exhibit carefully. From this Cisco SDM security Audit Wizard screen， what should you do to secure the Router？（）

• A、Click Next
• B、Click Fix All， then Next
• C、Click Fix All， then clear CDP check box， then Next， then manually disable CDP on the WAN interface
• D、Click Fix All， the clear CDP check box， the Next
• E、Click Fix All， then Clear CDP check box， then Next， then Immediately reboot the router