![](https://cos-cdn.shuashuati.com/pipixue-wap/2020-1230-1107-56/ti_inject-812ce.png)
In the Cisco IOS, what is the definition of a global command?()
A.
A command that can be entered in any configuration mode.
B.
A command that supports all protocols.
C.
A command that is implemented in all IOS versions.
D.
A command that is set once and affects the entire router.
E.
A command that is available in every release of IOS.