What is an embedded narrative?

(I’m doing Ancient literature and please just don’t copy and paste some article) thanks

 Embedded narrative means any story-representation, either specificly  represented in narrative, or implicit, produced in a characters mind, which then is represented in the reader's mind

Explanation: Does this help ?

in the 1800s, locomotives powered by steam made transportation faster and cheaper. the resulting rapid growth of railroads led to the connection of the atlantic and pacific railroad in oklahoma city in 1897.

in the last years of the century, the improvement of steam-based engines the expansion and growth of railroads. this growth increased when the companies started to build and expand, such as the atlantic and pacific railroad, which connected new mexico with california, and missouri with oklahoma. many of these new networks were built in oklahoma, and these changes transportation henceforward.

spread of christianity