Answer:
Indexing, Searching, Cataloging
Explanation:
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Feedback is returning information back with a goal of showing understanding or analyzing the message that has been conveyed.
There are a lot of steps that Justinian took to revive the Rome glory.
1. He preserved greek and roman culture/works
2. He conquered back many of the lands that Rome once controlled.
3. He was known for building churches, schools, and courts, like ancient Rome did.
4. He created a code of laws called the "Justinian code".
Often the difference is young adult novels have a more simplistic design than a classic novel.
The answer is D vertebrates <span />