1. Language and Identity in Texts – Comparative analysis of how linguistic choices in spoken and written texts reflect personal and social identity. 2. Lexical and Grammatical Variation – Examination of how syntax, morphology, and word choice influence meaning in different contexts. 3. Contextual and Pragmatic Influences – Evaluation of social, historical, and cultural factors affecting language use and variation. 4. Language Change Over Time – Analysis of how linguistic forms evolve and adapt across different time periods and genres. 5. Register and Mode Differences – Assessment of how audience, purpose, and medium impact the formality and structure of language. 6. Power and Persuasion in Discourse – Exploration of how rhetorical strategies and language techniques are used to influence and persuade audiences.