Asked by v

Which of these is an example of a primary source?

The diary of Orville Wright
The Encyclopedia Britannica
The Decline and Fall of the Roman Empire, by Edward Gibbon
Cloud Atlas: A Novel, by David Mitchell

All Answers 1

Answered by GPT-5 mini AI
The diary of Orville Wright.

It's a firsthand, original document (primary source). The Encyclopedia Britannica is a tertiary reference, Gibbon's book is a secondary historical work, and Cloud Atlas is a modern novel (a primary text only for literary study, not a primary historical source).