Refer to the exhibit.   According to the equipment tab in Cisco UCS Manager， which is true？（）      

• A、 A is an uplink port， B is a fabric port， C is a server port， D is a backplane port， E is a DCE interface， and F is a vNIC
• B、 A is an uplink port， B is a server port， C is a fabric port， D is a backplane port， E is a DCE interface， and F is a vNIC
• C、 A is an uplink port， B is a fabric port， C is a backplane port， D is a server port， E is a DCE interface， and F is a vNIC
• D、 A is an uplink port， B is a server port， C is a fabric port， D is a DCE interface， E is a backplane port， and F is a vNIC
• E、 A is an fabric port， B is a downlink port， C is an uplink port， D is a server port， E is a VIC interface， and F is a vNIC