The correct answer is 25 apartments.
By looking at the graph, you can see that this is the case because this is the point where monthly rent, apartments, and supply intersect. This intersection represents the optimal number of properties for a property owner to rent out to other people.
It would be the self-determination theory. He's intrinsic motivation of becoming a lawyer, or as the theory says, the happiness of taking up law is lost. And the mentions of the extrinsic motivation here may mean, the only motivation Ken have for law may be just to earn money, to just finish school or just for the sake of his parents.
I believe they can serve two terms which is the same as 8 years