Which of the following describes the use of “implicit bumping” using VC bundles?

Which of the following describes the use of “implicit bumping” using VC bundles?

A.
When a VC in the bundle fails, the entire bindle is declared “down”

B.
When a VC in the bundle fails, the precedence level assigned to that VC is automatically dropped

C.
When a VC in the bundle fails, its traffic is automatically diverted to a VC assigned to a lower precedence level

D.
When a VC in the bundle fails, you specify the precedence level to which the traffic will be bumped