Explanation:
The benefits of using preliminary searches and encyclopedias when conducting literature review are :
1. International Encyclopedias on communication contains around 1,300 essays in about 29 editorial sectors which are related to technology, education, media, literature, etc.
2. International Encyclopedia on Social Sciences and Behavioral Sciences contains about 4000 authors that covers hundreds of topics on language, linguistics, literature, society, psychology, etc.
3. It offers new perspectives, ideas and approaches to you.
4. It provides information about other researchers and writers who had conducted work in the same field.