The most important category, usually reserved for last, might require more elaboration.Remember: In a classification essay, the writer organizes, or sorts, things into categories.
Your thesis is the most critical aspect of your research essay. It not only organizes the material you are presenting, it also focuses your research efforts.
Example research paper - Essay Writing - College essays help #1
As usual, a clearly-written, well organized essay. Top marks would go to an original thesis, which showed thorough research and good writing. If you have a tired old thesis, no matter how well you write the essay, your grades will be limited.