Can an event have more than one cause?

Of course For example The assassination of Archduke Franz Ferdinand in Sarajevo on 28th June 1914, it triggered a chain of events that resulted in World War 1. some of the reasons alliances, imperialism, militarism, nationalism which all led to one event happening.

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b. would be the answer if not try c

hope this correct me if my answer is wrong if i am correct can you plz give me brainliest

: ) : 0 : o : d

explanation: