Answer: the correct answer is C) one of them did not actually cause the other to occur.
Explanation: a correlation between variables, however, does not automatically indicates that the change in one variable is the reason or the cause of the change in the values of the other variable. Causation indicates that one event is the result of the occurrence of the other event; i.e. there is a causal linkage between the two events.
Those were called Bolsheviks, which literally meant majority in Russian. The members of the liberal minority were called Mensheviks ("minority"). The battle for power between these two fractions played a crucial role in the start of the early Union and the Bolsheviks won out.