After several years of higher education, Tom and Zoe Dash were awarded their Ph. D. degrees and found jobs at a university, where they plan to work in research labs. Tom's lab is very large with at least 15 research faculty like himself and 25 graduate students whose benches are all together on one side of the laboratory. Zoe's lab is similar in size, but graduate student benches are interspersed with faculty. From the very beginning, Tom was referred to as Dr. Dash by the graduate students. Zoe and the graduate students in her lab are on first-name basis. As a student of management, which statement would you consider good advice to the managers (also known as the principal investigators) of these labs? A. job simplification
B. job rotation
C. job enlargement
D. a self-managed team