Question

in what year did the february and october revolutions occur in russia? 1905 1914 1917 1918

Explanation:

The February and October Revolutions were key events in Russian history. The February Revolution (March in the Gregorian calendar) overthrew the Tsar, and the October Revolution (November in the Gregorian calendar) brought the Bolsheviks to power, both occurring in 1917.

Answer:

1917