Which function of the LSA packet pacing feature is true? 

Answer options:

A. It determines the minimum amount of time that must pass before accepting the same LSA update.
B. It ensures that an unstable network with a large amount of updates does not completely consume router resources.
C. It ensures that an unstable link does not result in uncontrolled routing churn which avoids performing a new best path calculation for the entire network every time.
D. It reduces routing protocol churn by reducing network updates during periods of network instability.

B