What is a global command?
A.
a command that is available in every release of IOS, regardless of the version or deployment status
B.
a command that can be entered in any configuration mode
C.
a command that is universal in application and supports all protocols
D.
a command that is implemented in all foreign and domestic IOS versions
E.
a command that is set once and affects the entire router
E.
a command that is set once and affects the entire router
i hav a confusion here in some dump option A is the answer and in some Option E , so which one is correct