Can you explain the differences in these terms, and the function they serve when writing an essay?

thesis and thesis statement
central reasoning and central relationship

The thesis is your central idea, your main idea, the point you are trying to prove in your paper. The thesis statement is the one sentence in the paper in which you state this idea.
http://grammar.ccc.commnet.edu/grammar/composition/thesis.htm

Central reasoning -- I haven't heard that term before, but it seems as if it would include the primary reasons (evidence, examples, data, etc.) you are using to prove your thesis.

Central relationship -- I haven't heard of that one before either.

Here are some grammar/writing websites where you can try to look up various terms:
http://grammar.ccc.commnet.edu/grammar/index2.htm
and
http://leo.stcloudstate.edu/catalogue.html
and
http://nutsandbolts.washcoll.edu/
(Use the column at the left as the table of contents.)

=)

Certainly! Let's break down the terms and their functions when writing an essay:

1. Thesis and Thesis Statement:

- The thesis is the central idea or main point of your essay. It is the argument or claim that you are trying to prove or support throughout your paper. It is typically a sentence or two long and is usually found in the introduction section of the essay.

- The thesis statement is a specific sentence within your essay where you explicitly state your thesis. It is a concise and focused statement that clearly presents your central idea. The thesis statement serves as a roadmap for your essay, guiding the reader on what to expect and providing a clear direction for your argument.

To find examples and further explanation, you can visit websites like the <a href="http://grammar.ccc.commnet.edu/grammar/composition/thesis.htm">CCNY Grammar Handbook</a> or any reputable writing resource.

2. Central Reasoning:

- Although the term "central reasoning" is not commonly used in essay writing, it appears to refer to the primary reasons, evidence, examples, or data that you present in your essay to support your thesis. These are the logical and persuasive arguments that you provide to convince your reader of the validity of your main idea.

To understand more about developing convincing arguments, you can explore various writing resources like the <a href="http://grammar.ccc.commnet.edu/grammar/index2.htm">CCNY Grammar Handbook</a>, <a href="http://leo.stcloudstate.edu/catalogue.html">St. Cloud State University Writing Center</a>, or the <a href="http://nutsandbolts.washcoll.edu/">Washington College Writing Center</a>.

3. Central Relationship:

- The term "central relationship" is not commonly used in the context of essay writing. It may refer to the connection between your thesis statement and the supporting elements of your essay. This can include the way your arguments, evidence, and examples relate to and reinforce your central idea.

However, since this term is not widely used, it's recommended to consult your instructor or refer to writing resources for clarification on what the exact meaning could be.

Remember, using reliable writing resources such as grammar handbooks, online writing centers, or university writing guides can be incredibly helpful in understanding these terms and strengthening your essay writing skills.