Answer: c. Interests
Explanation:
A person's interests are things that they love to do because they find those things to be enjoyable for example, gaming, writing or travelling.
To find out what careers a person would find enjoyable therefore, the interests can be looked at because if the person enjoy doing those things without it even being a job then they would probably enjoy those things in a career setting as well. For instance a person who enjoys writing would probably find a career in jornalism to be enjoyable.
The Pareto Principle, commonly referred to as the 80/20 rule, states that 80% of the effect comes from 20% of causes. Or, in terms of work and time management, 20% of your efforts will account for 80% of your results.