Refer to the exhibit.The user at Workstation B reports that Server A cannot be reached.What is  preventing Workstation B from reaching Server A？（）

• A、The IP address for Server A is a broadcast address.
• B、The IP address for Workstation B is a subnet address.
• C、The gateway for Workstation B is not on the same subnet.
• D、The gateway for Server A is not on the same subnet.