Frederick Douglass made his writing objective by avoiding emotion. Option D is correct.
Objective writing is refers to a type of writing that can be verified through evidence and facts. If you are writing objectively, you must remain as neutral as possible through the employment of facts, statistics, and research. This sort of writing is best used when unbiased information will be presented to an audience and then let them determine their own opinion.
Grandmother does not accept her son's guilt tactics. She knows when things are wrong and she voices her extreme disgust about the Nazi party to Bruno's father.