What was the causes of world war 1?

answer:

the immediate cause of world war i that made the aforementioned items come into play (alliances, imperialism, militarism, and nationalism) was the assassination of archduke franz ferdinand of austria-hungary. when russia began to mobilize to defend its alliance with serbia, germany declared war on russia.

c

explanation:

the language dates from the contacts of arabian traders with the inhabitants of the east coast of africa over many centuries. under arab influence, swahili originated as a lingua franca used by several closely related bantu-speaking tribal groups.