Answer: Under class
Explanation:
According to the question, Seth belongs to the under class as in the class hierarchy the underclass is one of the segment that belongs to the lowest position.
The people who belongs to the lowest or the bottom position in the society and also become the victim of the poverty in the society.
The underclass people are also comes under the economical weak section and they also lack of the educational and the social skills.
Therefore, Underclass is the correct answer.