I believe the answer is Time management
Answer:
Employees need to know what is expected of them; having clear expectations helps employees do their job well. A good manager will convey his expectations and make sure employees understand them. He also will make himself available to employees, so they can have the opportunity to clarify any confusion they may have.
I would say the C. is the correct answer, because if the 3D Printer prints the pieces faster, the games are sold more frequently. I hope this helps, and that it makes sense to you.
D. All of these can be changed in the long run