Which major J-Web menu should you use to upgrade the JUNOS soft ware on the router？（）

A.>show interfaces fe-0/0/0 extensive
B.>show interfaces fe-0/0/0 status
C.>show interfaces fe-0/0/0 health-info
D.>show interfaces fe-0/0/0 verbose

A.The Routing Engine handles all exception traffic.
B.The Routing Engine synchronizes the route table with the PFE
C.The Routing Engine is hot-pluggable.
D.The Routing Engine controls the PFE

A.one primary and one secondary IP address
B.one IP address
C.as many IP addresses as you want
D.one primary and multiple secondary IP addresses