According to <u><em>SOS,</em></u> the answer is
"In addition to quiet reflection, Memorial Day is also a time for boisterous gatherings."
Hope this helps!
B brcause c and d are arent always gonna be true and writing ussually lasts a long time there are texts from over 100's of years ago so it would be B
"We have before us an ordeal of the most grievous kind."