expository Documentary

in expository it explores documentaries that are factual and and contain information on a certain topic. it include a presenter introducing the topic and content . the presenter can speak directly into the camera often in the form of authoritative commentary employing , voice-over and titles, proposing a strong argument and point of view


in the documentary you can see the man talking to the camera and introducing the topic which is pollution . the presenter is proposing a strong argument about his topic . he adds voice over and titles in the documentary .  they also put images in the documentary which can be illustrated or act as a counterpoint to whats being said by the author