Which of the following statements describes a person who is LEAST likely to be "accident-prone?"

A) Beverly is a very optimistic and trusting person who has a lot of empathy for her co-workers who have problems.
B) Geoffrey is 63 years old and very worried about whether he has enough money for his retirement.
C) Rubina is in the middle of a nasty divorce that has made her quite unhappy.
D) Rashmi does not like to work in close contact with other employees and feels that people in general are not to be trusted.
E) Jackson is a very happy-go-lucky kind of guy who likes to drink a couple of beers with his lunch and have a six-pack or two after work.

Which of the following is an advantage of the FCFS dispatching rule when used in services?

A) FCFS is easy to update.
B) FCFS minimizes the average number of jobs in the system.
C) FCFS minimizes the average lateness of all jobs.
D) FCFS maximizes the number of jobs completed on time.
E) FCFS seems fair to customers.