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BRAINLYEST!!! PLUS 20 POINTS
Once the powder keg was ignited, what made it difficult to stop the chain of events that led to all-out war in Europe in 1914?

A. Military Alliance System

B. International Trade organizations

C. A quick, reliable system of communication was not available to foreign ministers

D. European leaders believed a war in Europe would revive their struggling economies.

Respuesta :

Answer:

I think its A

Explanation:

when the keg was ingnited "Nations responded to threats to their allies by mobilizing their military."