A woman is born into a homeless, single-parent family. She is very talented, and as an adult she becomes a wealthy, world-acclaimed pianist. This scenario most closely represents which type of stratification system
a. caste.
b. class.
c. estate.
d. slavery.

Class system

Explanation:

The class system is the universal phenomenon that denotes a category that has a group of people who have a certain status in society. Society determines the relation with other groups. The society is the de facto groups. These are relativity is open, not closed. Classes are seen to have the origin in the society.

Thus a woman who born in a homeless single-parent family. She was talented and become wealthier on her self talent-based. This type of stratification is called the class system.

sorry but your romanian isn't clear could you just translate to english

explanation:

all cities have a governor

all cities are in states or provnies then country

all cities have people

difference

some are rich

some are poor

some are average