As a Result of the 1905 Revolution,Tsar Nicholas II Issued

As a result of the 1905 revolution,Tsar Nicholas II issued the October Manifesto,which:

A) provided for open elections for a legislative body,the Duma,which paved the way for the peaceful transition to a constitutional monarchy in 1907.
B) created the Ocrana,the secret police,which ruthlessly crushed all opposition to the tsar,focusing specifically on the Bolsheviks and the Social Revolutionaries.
C) completed the work begun by the Treaty of Portsmouth,which ended the Russo-Japanese War and called for the transfer of territory in the East to Japan.
D) guaranteed individual liberties,more liberal franchise for the election of a Duma,and veto powers for the Duma-all of which Nicholas repealed over the next two years.
E) all of these