You work as an IT professional in an international corporation named Wiikigo. In the company, your job is to configure Microsoft Internet Security and Acceleration Server 2006. And you are experienced in performing and managing networks and operational systems. In addition, you are skilled at deploying ISA Server 2006, configuring firewall settings, and optimizing performance of the ISA Server 2006 cache. In your company, you work as the network administrator. An ISA Server 2006 computer named ISA01 is contained by the network, and the ISA01 was recently installed. According to the company’s written security policy, all HTTP traffic should go through ISA01. A new HR Web site is created by the human resources (HR) department and the new HR Web site is utilized by the employees to access and manage their benefits. Its own Windows Server 2003 Web server and its own server publishing rule on ISA01 are contained by the HR Web site. According to the security requirements, the HR Web site should not be accessed from an untrusted client computer by the employees. The server publishing rule should be set to satisfy the security requirements. From the following four network objects, which one should be enabled by you to finish the task?

A.
To finish the task, Local Host should be enabled.

B.
To finish the task, Quarantined VPN Clients should be enabled.

C.
To finish the task, All Protected Networks should be enabled.

D.
To finish the task, External should be enabled.