https://www.google.com/search?q=what+caused+rift+between+serbia+and+austria-hungary&oq=what+caused+rift+between+serbia+and+austria-hungary&aqs=chrome..69i57.14408j1j7&sourceid=chrome&ie=UTF-8
Read lots.
Which is a reason that the relationship between Austria-Hungary and Serbia dissolved?
A. Serbia allied with Germany, Austria-Hungary’s rival.
B. Serbia declared independence and started a revolution against Austria-Hungary.
C. Austria-Hungary had annexed Bosnia and Herzegovina.
D. Austria-Hungary invaded northern Serbia in order to grow its empire.
I am pretty sure its A or D
3 answers
The correct answer is C
Took the test and the correct answer is c.