Final answer:
While the text does not focus on corruption, presenting undeveloped characters and lacking coherence, if a film emphasizes corruption, the contrast between the two mediums is evident.
Step-by-step explanation:
When comparing a film and a text, one might look at the thematic elements they emphasize. Based on the information about the text provided, it is clear that the text does not focus on corruption as part of its narrative. The provided details suggest that the text has various shortcomings in terms of adherence to editing focal points such as sentence construction, consistency, and development of rhetorical effectiveness. In contrast, if a film emphasizes the theme of corruption, this will establish a point of contrast between the two mediums. Therefore, a fitting topic sentence that contrasts the film with the text, given the details about the text's content, could be 'Unlike the film, which explores the pervasive theme of corruption in its narrative, the text lacks this focus, instead presenting undeveloped characters and a lack of coherent structure.'