Which rhetorical device is fay wheldon employing

Which statement best describes thomas paines usesof evidence in the passage the crisis no. 1?

He had fished in the river since ten years and he was a good fisherman. he know where to found the slim sliver chilwa fish, a big beautiful mahseer and the long moustache singhara. he know where the river was deep but where it is shallow; he knew which baits to use - which fish like worms and which liked gram. edit the above

Why is the use of summary particularly when analyzing dramatic works?