People who are born into poverty and ultimately raise their own children in poverty learn "how" to live in poverty. they learn the norms and values associated with that particular way of life. this is known as oscar lewis's:

I believe the answer is: Culture of Poverty

Culture of Poverty refers to A concept that view poverty is a never ending cycle that prevent the poor from moving up in the social ladder.
Oscar Lewis argued that people who grow in poor neighborhood tend to develop a certain principle from average people in the neighborhood.
This would often make those people adopt a non-suitable mindset that would hinder them in obtaining successful career.

It's most likely choice a, it makes the most sense in my opinion.