List the different types of people you read about in Kalpattu who depend on farming. Who is the poorest among them and why?

These people are Thulasi, Sekar and Ramalingam.
Thulasi is the poorest among them. It is because she has no land of her own. She works on Ramalingam’s field and earns Rs. 40 per day. Although she is not satisfied with her wages, yet she continues her work in Ramalingam’s field because of the fact that she can depend on him.