What Is an Example of Debt Bondage

What is an example of debt bondage?

A) Marina is a sex worker in the former Soviet Union who is promised more money if she works in the United States. Because she cannot afford the trip, she agrees to work off her debt once she arrives.
B) Uli feels emotionally indebted to the traffickers who provide her income and can't bring herself to leave.
C) Asha is locked in a home and forced to engage in sex work. Her imprisoners use their personal debt as an excuse for not releasing her.
D) Ayumi provides bondage and discipline (B&D) services that involve the pretense that her partners are in debt to her.