The type of documentation that Holly should use is to generate a graphic representation of the Apple system.
<h3>What is Reverse Engineering?</h3>
This refers to the methodical act of dismantling an object in order to learn how it works or was constructed.
Hence, the use of a graphic representation of the Apple system which Holly wants to reverse engineer is the best option because it uses a standard document UML notation.
Read more about reverse engineering here:
brainly.com/question/25682883