Answer: The correct answer is: The system of social stratification being practiced in Burnada can be identified as a caste system.
Step-by-step explanation:
The caste system is a form of social stratification in which people are restricted from having a free lifestyle. People who are part of a caste system are unable to move out the caste they are born into, marry someone who doesn't belongs to their caste, or have a different profession than their parents', among others.
Note: Caste (group of people with similar characteristics: religion, social strata, profession, costumes)