With a Multiple-Server Model, Increasing the Arrival Rate by 10

Multiple Choice

With a multiple-server model, increasing the arrival rate by 10 percent and also increasing the service rate of each server by 10 percent will result in:

A) a decrease in the utilization of the system.
B) no change in the average number of customers in the waiting line.
C) a decrease in the average number of customers in the waiting line.
D) an increase in the waiting time in line.