How to add elaboration to a paragraph

The early history of the generation and use of steam”appeals mainly to? ethos logos pathos a combination of logos and ethos

What do mcmahon’s references to thomas carlyle and john stuart mill do for his own image and credibility?

In at least 150 words, explain how richard wright use of dialogue in the short story "the man who was almost a man" contributes to the overall meaning of the story.