Answer:
A. To emphasize the generational cycle of debt slavery.
Step-by-step explanation:
He's explaining that what he has to do now his children will have to do as well, just like his parents had to take a loan from the owner of the "business", he someday will have to take a loan from the business, and his children will have to work like he had to work. C doesn't make sense because he's not talking about the dangers or why he was a target, but about a cycle, D doesn't make sense because he's talking about how people are trapped and stay in debt slavery, not how to escape, and B is N/A because he's not talking about how he's helped people, but rather how the cycle works.