How can Customer Success Plan tracking drive additional license purchases?

How can Customer Success Plan tracking drive additional license purchases?
A . The Success Plan tracks the mean time to failure of the solution.
B . The Success Plan tracks the number of threats blocked and benchmarks it against the previous year.
C . The Success Plan tracks gains in user productivity and communicates this back to the business.
D . The Success Plan tracks the number of technical support cases opened.

Answer: C