Answer:
Loss of Russian life without real cause
Explanation:
World War I was the tipping point for the people of Russia who had longed lived in one of the most unequal societies for the time. As a result of archaic treaties, Russian troopers were sent to slaughter without real cause.
Answer: Social
Explanation: I just got it right on my world history work
c. pupil I think
Light enters the eye from the cornea then passes through the pupil onto the retina.
Just search up What is this calvary tactic? then a video should pop out for you