The answer is competence as it depicts the scenario above for it is a way of having to do something of which will lead to having to complete task or achieve the task you want to achieve for the expense of others or self in which could explain the scenario that has been given of which a person uses qualification to supervise work in completing assignments.
I believe the answer is: Competence
To acquired competence in a certain type of work the person need to study/learn the things that needed for the task and the approaches that they can use to complete it.
Beside this technical competence, that person also need to has the personality to be able to manage their own time and fulfil the task within the time frame that required
