Answer:
D. You should not update your thesis statement as you narrow your topic.
Step-by-step explanation:
A thesis statement is composed by one or two sentences that express the main idea of the essay (topic), the purpose or claim and the supporting points of the opinion of the author. It is usually located at the first paragraph, and all the supporting factors and information of the essay should develop around the thesis statement, the author is allowed to update the thesis statement when narrowing the topic, because it should point forward to the conclusion.