What made the author herodotus so unique? select all that apply.

he gathered information from primary sources.
he accepted cultural differences in history, and wrote of complete events, not just facts and "the players."
he did not discredit sensational stories, but sought to understand them.
he travelled great distances to gather many sides to a story.
he refused to be in error, so kept working hard to prove facts.

He gathered information from primary sources.

He travelled great distances to gather many sides to a story.

He did not discredit sensational stories, but sought to understand them.

Explanation:

the answer to this question is the third option. hope this

the answer to your question is a. the salt plains

in 1811, he led an expedition, known as the george c. sibley expedition, to improve relations with the pawnee and kansa tribes, and also to locate the rumored jefferson's salt mountain