You work as a network technician at Certkiller .com. Please study the exhibit carefully. Which Cisco SDM Configuration task would you use to enable access and inspection rules on the WAN interface， preventing any external traffic from entering the network unless that traffic is a reply to a session that originated in the internal network？（）

• A、Additional Task
• B、Interface and Connections
• C、Routing
• D、NAT
• E、Firewall and ACL
• F、VPN