Which of the following BEST describes the cause of a bottleneck in a business process?

Which of the following BEST describes the cause of a bottleneck in a business process?
A . A step where one actor passes the process to another actor.
B. A mismatch between the capacities of related process steps
C. An unnecessary step or steps in a sequence of process steps.
D. A number of related steps that are carried out by different actors.

Answer: B