Which phrase demonstrates the need for careful writing in an essay?

The phrase "take more care" effectively conveys the necessity for careful writing in an essay. This expression emphasizes the importance of being meticulous and attentive to detail while composing an essay, ensuring clarity and coherence in the arguments presented. Careful writing enhances the overall quality of the essay, allowing the writer to convey their ideas effectively and engage their audience.

In contrast, the other options suggest a lack of diligence or a more relaxed approach to writing, which would undermine the quality and effectiveness of an essay. Therefore, "take more care" stands out as the most relevant choice for highlighting the importance of careful writing.