The murder of Archduke Ferdinand, the heir to Austrian throne, became the immediate cause of which war?

A. World War I 
B. Battle of Bosiding
C. Battle of Sunding
D. World War II

🧠 Explanation:

The murder of Archduke Ferdinand in 1914 triggered World War I, a pivotal global conflict. This event is a key topic in history, engaging students and researchers. Understanding the assassination clarifies the war’s causes, relevant for studying international conflicts. Its consequences attract those exploring global history, highlighting its role in reshaping geopolitics, emphasizing its impact on 20th-century world events and alliances.