This passage best address the next goal:
The goal of explaining to readers how Indians were taken advantage of.
In this passage, the author tell us about how the Indians were hungry, desperate people in need for a job to do. But when Barath tells: "He did not tell me I was going to Trinidad, you know. He didn't tell me I would never come back, or never see my mother and father again." he talks about that the arkatis lied to him, and took him almost kidnapped.