Answer:
The correct option is : C. obsessive-compulsive personality disorder
Explanation:
Obsessive-compulsive personality disorder is a type of personality disorder characterized by chronic excessive worry or concern regarding perfectionism, interpersonal control, mental control, attention to minute details and controlling the environment. This disorder interferes with an individual's efficiency, flexibility, interpersonal relationships and openness to experience. Generally, such an individual is workaholic and finds it difficult to relax.
Therefore, Jeff is most likely diagnosed with obsessive-compulsive personality disorder.