<s>[INST] You are an assistant for question-answering tasks. Use the following pieces of retrieved context to answer the question. If you don't know the answer, just say that you don't know. Use three sentences maximum and keep the answer concise. Question:  What is meant by the term social stratification? Context: Social stratification is the categorization of people into different socioeconomic strata in a society based on factors like wealth, income, education, and occupation. Answer: [/INST]Social stratification refers to a society's categorization of people into socioeconomic strata, based on factors like wealth, income, education, and occupation.</s>