Dominick's close friends, if he had any, would describe him as irritable, gloomy, and socially inhibited. He tends to worry excessively about negative things. Without knowing anything more about him, how would you categorize his personality?

The answer is Option D: Type D.

Explanation:

It seems from the information provided that Dominick has a Type D personality which means he is distressed. Individuals in this group are likely to experience high levels of anxiety and loneliness. They may have experienced trauma in the past which causes their mental and emotional health to suffer. People with Type D personalities experience a lot of negative affectivity combined with a great degree of social inhibition. People with Type D personality traits are likely to have a tendency to withdraw from novel situations and avoid social events.