Answer:
A)Americans wanted respects
The Gothic element there is the horror that ensues after he hears the tapping. The character is alone during a spooky, dreary night, nobody found anywhere, and suddenly there is a mysterious tapping by someone, and it turns out that no-one tapped, which means either madness or ghosts, that are either way both elements of Gothic writing.
Serbian ambition in the tumultuous Balkans region of Europe, Austria-Hungary determined that the proper response to the assassinations was to prepare for a possible military invasion of Serbia. After securing the unconditional support of its powerful ally, Germany, Austria-Hungary presented Serbia with a rigid ultimatum on July 23, 1914, demanding, among other things, that all anti-Austrian propaganda within Serbia be suppressed, and that Austria-Hungary be allowed to conduct its own investigation into the archduke’s killing. Though Serbia effectively accepted all of Austria’s demands except for one, the Austrian government broke diplomatic relations with the other country on July 25 and went ahead with military preparedness measures. Meanwhile, alerted to the impending crisis, Russia—Serbia’s own mighty supporter in the Balkans—began its own initial steps towards military mobilization against Austria.
Biased information can be found in almost anything, but is usually found in newspaper editorials, online blogs and forums, magazines, and opinion based pieces. However, when reading any kind of story/article, an author's opinions will generally show as it is virtually impossible to stay completely unbiased.