What is a key element to include in te conclusion of a research essay?

A. introducing a new topic
B. ending too fast
C. providing evidence without analysis
D. repeating the thesis statement

D. repeating the thesis statement

The conclusion of a research essay should restate the thesis statement in a more concise manner and summarize the main points of the essay. It is important to tie everything together and remind the reader of the main argument being made in the essay. This helps to provide closure and reinforce the significance of the research conducted.