The statement from the first paragraph is an example of commentary as this need is different from the other levels in a crucial way. Thus the correct answer is A.
What is commentary?
An examination of a passage's objective, components, and features is known as a commentary. The analysis should focus on the main ideas and technical elements of the passage, demonstrating how the language is used to convey the ideas.
This need is different from the other levels in a crucial way reflecting that the objective of this need is unique which focuses on the ideas that how it makes it important.It includes a number of explanations of a number of topic-related notes.
Therefore, option A is appropriate.
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