PPSC Inspector Anti Corruption Establishment Past Papers 2020, History MCQs, PPSC Solved Past Papers MCQsThe murder of Archduke Ferdinand, the heir to Austrian throne, became the immediate cause of which war ?A. World War I B. Battle of Borodino C. Battle of Jutland D. World War II Poonch river is tributary of ?When no Tariffs are Imposed on all Imports and Exports it is called ?