The answer choice that best describes the purpose of the bulleted subheadings in the document is to C. summarize the five steps involved in building the boxes
What is a Bullet?
This refers to the use of points in writing to show the listing of items to make them easier to read and understand, through its organization.
Hence, we can see that from the procedural text given, there is the step by step process of building boxes and thus, there is the use of bulleted subheadings to summarize the five steps involved in building the boxes
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