Question Detail
Question
Index may be published as part of a book or separately.
Correct Answer
Option C is the correct answer.
Detailed Explanation
An index is often found at the back of a book. However, indexes can also be published as standalone volumes, for example, an index of articles from a specific journal or across many periodicals.
Hint
Think about where you find an index in a book, and consider that large collections of information also have their own indexes.