The answer can be either or depend on the type of government they live in.
C or d hope this helps I would reckon d<3
FOR THE FIRST QUESTION I BELIEVE ITS FALSE
The correct answer is letter C. The assassination of Archduke Francis Ferdinand. That is the event that triggered the start of World War I. Archduke Ferdinand was from Austria, the heir to the throne of Austria-Hungary. He was assassinated by Yugoslav nationalist Gavrilo Princip on June 1914.