Compare and contrast the different ways that the Zuo Tradition

Compare and contrast the different ways that the Zuo Tradition 左傳 (pp. 77-99) and the Schemes of the Warring States 戰國策 (pp. 82-83) depict historical events and people. What is the point of the story being told in the accounts? What is the relationship between the individual people in the story and the point of the story?