The answer is C sentence length
Answer:
B and C
Explanation:
When read together it says that Trudy is Micheal's sister and Micheal is Calvin's father meaning that Calvin is Trudy's nephew and Trudy is Calvin's aunt.
D. It contains background information about the Nature Center that a general audience would need.
Hope this helps sorry I'm late with this answer
By focusing on the characters instead of the ship's sinking, Walter Lord emphasizes that the people on board were real. He draws the readers into their feelings and relationships. He also shows how they respond to ideas of the time and the events of the sinking. Overall, this paints a very realistic picture of history.