In the Big Five personality trait theory, Seth would probably score high on the Extraversion dimension.
Step-by-step explanation:
A person's want to seek stimulation or contact with the outside world, which may come in the form of attention from other people is called extraversion. People who are extraverts engage in social activities much often and love making new friends and easily cooperate with the outside world.
Extraverts can also be called extroverts and they get thrilled when they achieve a goal or victory in something, unlike people who are introverts. Extraverts love to grab attention from others unlike introverts who do not get much high after attaining a goal, or cannot mix well with people, and do not require attention from the outside world.