Question $10(2$ points$)$

We are interested in the Mario Kart ride at the Universal Studios Hollywood. The process begins when a visitor arrives at the waiting line and ends when the visitor walks out of the actual ride. What can you say given the wait time of $90$ minutes posted in front of the ride entrance?

A$.$ The average flow time of the process is $90$ minutes.

B$.$ The average flow time of the process is less than $90$ minutes.

C$.$ The cycle time of the process must be $90$ minutes.

D$.$ The average flow time of the process is more than $90$ minutes.