But advisable, sure if you or anyone is not uncomfortable with what they are being subject to/asked to do as part of a job, YES, I would advise them to quit if deemed necessary.
Would you advise them to stay and subject themselves to they type of treatment they did not agree with?
Again, would you advise them to stay and subject themselves to they type of treatment they did not agree with?
But I will give you the benefit of the doubt. Vulnerable populations can have their employment opportunities gamed by powerful groups where they are essentially enslaved by their reliance on their paycheck to support their family, food, housing, etc. I don't understand why this doesn't register with you.