How does an author use literary devices to develop a theme

1. in the bold portion of the narrative, the author tries to use a flashback to develop tension. however, the flashback does not create tension. rewrite the flashback scene so it develops tension right at the beginning of the story. (15 points)

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

How does the interaction between brutus and his servants varrus and claudio develop the plot of act iv of the tragedy of julius caesar