The Internal Hire (Scenario)

The Internal Hire (Scenario)
Wael is a new sales manager for The Nile Group, a healthcare finance consulting firm. Wael was hired from within the firm and he is now supervising many of the people he had formerly worked with, including two friends with whom he competed for his new job. Thus, Wael is especially aware of potential problems stemming from the performance evaluation process and is conducting lengthy research on the advantages and disadvantages of the various methods.
-Upon starting his new job, Wael met with each of his new subordinates individually. Prior to this meeting, Wael took the time to write out a subjective description of what he perceived as each of his employees' strengths and weaknesses. He also provided each salesperson with a graph depicting each salesperson's recent objective performance against his or her own past performance. Wael is utilizing which of the following technique(s) ?

A) Behaviorally anchored rating scales
B) Written essays
C) Multiperson comparison
D) Graphic rating scales