Mikki is writing an essay about the effects of the Chicago fire of 1871, and she is using Jim Murphy’s The Great Fire in her research. Why is this book considered a credible source? It includes firsthand accounts of the fire and its aftermath. It includes only facts from people who were there and no opinions. It was written by an author who experienced the fire himself. It was written by a single author, not multiple authors.

It includes firsthand accounts of the fire and its aftermath

Explanation:

Jim Murphy’s "The Great Fire" is considered a credible source because it includes firsthand accounts of the fire and its aftermath.

A material is considered a credible source of it's provided by an eye witness or has first hand Information on a particular topic.

answer; i believe that the correct answer is (scientific approach)

answer; i believe the correct answer is (117);