Answer:
The correct answer is the world systems theory.
Step-by-step explanation:
The world-systems theory is a socioeconomic theory. It was developed by sociologist Immanuel Wallerstein. According to this theory, the countries of the world can be classified into three types.
1. Core countries
2. Semi periphery countries and,
3. Periphery countries
There are countries which are powerful and control wealth and capital who exploit other less powerful and poor countries which have natural resources and labor.