<span>Since
there are no choices available I would assume that this is the answer. With the
settlement of people from fertile areas, knowledge of agriculture spread by
constant migration. During the early days, people thrived in their community
when there is fertile soil available for all forms of agriculture. But once the
land had been used up, people start to migrate to different locations where
they can possibly get their new food sources, thus knowledge of agriculture
spread into different areas. </span>
It can be considered a memoir, Elizabeth P. Donner Houghton's rememberings of her childhood experiences on the Donner wagon train headed out west to California, in retrospect from the standpoint of an adult writing about them from memory.
Answer:
Is this even a real question?
Literary nonfiction<span> can read like a story and has the story elements of characters, setting and plot. ... A </span>biography<span> is a story of a person's life written by another person. The subject of the </span>biography<span> is the person whose story is being told and the biographer is the person writing the story.</span>