Answer:
It will be told in past tense.
Explanation:
We know what is going to happen, but the Harper Lee's clever, cunning writing causes us to easily forget. Scout is the narrator, and beginning like this shows that it's in past tense. Also Scout knows what will happen. As the reader it tells us that Scout is retelling a story--a story about her and Jem and all the things they encounter.
There is nothing to pick from. Sorry, I could've helped!
B.) It helps the reader understand the speaker's thoughts.