Social factors that necessitate language varieties INTRODUCTION.......................................................................................... 1 CHAPTER I. SOCIAL FACTORS THAT NECESSITATE LANGUAGE VARIETIES…................................................................................................ 4 The variation of social factors..................................................................... 4How Language ChangesDue To SocialFactors In Society....................... 14CHAPTERII. LANGUAGE VARIETIES…................................................ 19 Historical change of language varieties...................................................... 19Units of stratification variation.................................................................. 27CONCLUSION............................................................................................. 34 BIBLIOGRAPHY......................................................................................... 36 APPENDIX