Answer:
C. extrinsic motivation
Explanation:
Extrinsic motivation can be useful for persuading someone to do something. Before offering a reward-based task, it's important to know if the person doing the task is motivated by the reward being offered. For example, extrinsic motivators can be useful to help children learn new skills. (When used in moderation.)
The correct answer is Dysthymic disorder, it’s definition is basically mild depression.
The other answer is far from being right, bipolar is not at all mind. Neither are any of the other answers listed