See I can't say what it is but I think its A
Answer:
It accentuated the tensions in Russian society and unleashed forces that Romanov regime could not control. The suffering people and the common soldiers grew impatient and demanded immediate change and above all peace. The failure of the Tsarist regime to end the war resulted in the collapse of the Romanov Dynasty.
Explanation:
C would be the best choice in my opinion. Hope this helps!
A) because it means religious.