I would say A because it take majority of the people in order for something to pass
The immediate cause for World War 1 was the assassination of the Archduke Franz Ferdinand of Austria and his pregnant wife Sophie. Archduke Franz Ferdinand of Austria was the nephew of Emperor Franz Josef and heir to the throne of Austria and Hungary.
Answer:
The Questioning of traditional authority.
The practice by which all family property is inherited by the eldest son is called primogeniture. The right of succession belongs to the first born son, especially the federal rule, where the whole real estate is passed to the eldest son.