A). Text structures show how an article's ideas relate to each other.
Explanation:
Text Structure is described as <u>the way in which the author presents the information to the readers to serve his intended purpose successfully</u>. It allows the readers to understand how the ideas are associated with each other in a logical manner. The authors organize their ideas in distinct varieties. For example; the main idea followed by its supporting details, cause-and-effect, compare-and-contrast, different perspectives of a single idea, procedural text structure, etc. but they all aim to offer a better and effective comprehension of the text in order to elicit the intended response. Thus, <u>option A</u> is the correct answer.