BGP can implement a policy of ‘Route Dampening’ to control route instability. What statement about route dampening is NOT correct?

A.
A numeric penalty is applied to a route each time it flaps.

B.
The penalty is exponentially decayed according to parameters, such as half-life-time.

C.
The history of unstable routes is forwarded back to the sender to control future updates.

D.
The route is eventually suppressed based on a configurable ‘suppress limit’.