Ricky Is a Hardworking, Reliable Employee in a Warehouse

Ricky is a hardworking, reliable employee in a warehouse. His supervisor notices that this is the fifth year in a row in which Ricky's performance appraisal shows that he has met requirements for every performance standard of his job. Even so, the supervisor has identified areas for improvement. Which statement gives the most significant reason for seeking improvement in Ricky's performance?

A) Ricky has a poor attitude; the supervisor believes that if Ricky improves his performance, his attitude will improve as well.
B) Ricky has high levels of ability and motivation, which the supervisor wants to put to good use.
C) There is no reason for Ricky to improve; the supervisor has a policy of always finding something to criticize.
D) Ricky may seek further career development within the company, which will be aided by improving his performance.
E) If Ricky does not respond to the supervisor's suggestions, the supervisor will have to demote or terminate him.