Answer: the use of poetic verse throughout the epic
a narrative voice that tells the story
elevated or eloquent, style
compelling speeches
Explanation: An epic poem is about a hero's journey. In the epic the hero and his accomplishments are described in detail with elevated language. The hero often gives speeches to inspire others. Since the hero's journey is a story of the hero's trials, it is written in a narrative voice.
When research is conducted, two types of sources are considered for studies - primary and secondary sources. Primary sources are events that are reported firsthand like original artworks or letters from eyewitnesses and so on. They contain raw data.
Secondary sources are discussions or papers or articles, etc written based on analyses done on primary or secondary sources.
The print is a secondary source used for research that contains material/content printed on paper. Articles, books, scholarly journals are all examples of print sources.