In the early 1900s, after the Bolsheviks began to rule Russia,
the tsar and his family left Russia for Germany.
the fight for power resulted in a three-year civil war.
the Treaty of Brest-Litovsk was no longer honored.
the White Army declared support for the Bolsheviks.

B, the fight for power resulted in a three-year civil war.

Explanation:

The Tsar and his family were executed, never left for Germany.

The Treaty of Brest-Litovsk was no longer valid after the Central Powers surrendered in 1918.

The White Army was a anti-bolshevik military dictatorship.

So that leaves B.

abraham lincoln  (february 12, 1809  – april 15, 1865) was an american statesman, politician, and lawyer who served as the 16th  president of the united states  from 1861 until  his assassination  in april 1865. lincoln led the nation through the  american civil war, its bloodiest war and its greatest moral, constitutional, and political crisis.[2][3]  he preserved the  union,  abolished slavery, strengthened the  federal government, and modernized  the u.s. economy.

the correct answer is b

hope i someone