Quotation and theme from the book called Anna Sewell black beauty

Imagine if going to work every day meant your life thats the reality that meat packers in this county face with some of the highest rates of injury and death of any profession i myself worked at such a facility for two years and can resport on the unsafe conditions firsthand

What is the difference between a major and a minor character? a major character has a less important story line, while a minor character plays a bigger role in the plot. a major character plays a big role in the plot, while a minor character has a less important story line. a major character has an unimportant story line in the plot. a minor character's story line is as important and developed as the major characters' story lines.

What is the best revision of this statement from the body of a cover letter?