This question will be answered on a general note because sufficient context wasn't given on Daniela's Suarez thesis statement.
In order to improve a thesis statement, it's necessary to make it specific, concise and argumentative.
Thesis statement refers to a sentence that actually summarises the central idea or point that a writer is making in an essay. It's actually known that such thesis statement are usually seen near the end of one's introduction.
We can see that if one will improve a thesis statement, it's very important to make it concise and specific. A thesis statement can also be improved by making it argumentative.
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