Students Typically Need to See an Academic Advisor, Followed by a Departmental

Multiple Choice

Students typically need to see an academic advisor, followed by a departmental advisor, and then the registrar before being processed for graduation. The academic advisor and departmental advisor can each serve 10 students per hour while the registrar can serve only 5 students per hour. Which of the following statements regarding this system is true?

A) If the academic advisor operates at full capacity, then there is a waiting line at the departmental advisor.
B) The entire system is capable of processing 25 students per hour.
C) The registrar is the bottleneck in this system.
D) The advisors are the bottlenecks in the system.