My best guess would be, "B", "Grammatical conventions were much different then."
You want someone to write the whole 700-word essay?!
Answer:
A
Explanation:
You can eliminate D. as the paragraph doesn't mention suspension. You can eliminate C. as that has nothing to do with the paragraph either. That leaves A and B. Between these two options A is the better choice as it specifically thanks her for her service and how you will honor her unlike B which goes off topic by referring to the future.
He was a epic hero. he is the same in the story