Your question is incomplete because you have not provided the options, which are the following:
Habits
Reflections
Abilities
Thoughts
Answer:
Habits
Step-by-step explanation:
A competent person is one who possesses the knowledge, capacity and ability to do something successfully. Besides, habits refer to a regular, tendency or practice which is not likely to give up. Thus, apart from the knowledge, abilities and skills, somebody competent also has a predisposition to repeatedly exercise his or her expertise in order to improve or maintain his or her mastery.