Discourse analysis is the study of language use in context. It examines both written and spoken communication, including conversations, texts, and other forms of discourse. There are different approaches, such as British discourse analysis which focuses on close observation of natural communication settings, and American discourse analysis which covers both spoken and written interactions. Models have been developed to analyze discourse, such as Sinclair and Coulthard's model of teacher-student talk based on initiation-response-follow up exchanges. Discourse functions depend on context, roles, and settings. Spoken and written language differ in terms of complexity, density, nominalization, explicitness, and dependence on context. Discourse analysis examines language use and interpretation at the text, clause,