Answer: engagement
Explanation:
Engaged employees are not those who work hard because they have to but they are the one who actual understand the goal and the mission of the company and they make it their own. They are personal invested in seeing the company reach that goal.
Usually these employees are motivated by the investment that the company also put on them.
They emotionally care for the company that they work for and for them it's not about just getting paid for the work that they do or being moved into the next level but it's about seeing the company succeed.
The answer would be C. the nobles who lived in luxury