The correct option is C
The Battle of Berlin was the last major battle in Europe during World War II. It began on April 16, 1945 after the start of a major offensive by the Soviet Union on the city, capital of the Third Reich, and ended on May 2, 1945, when the German defenders surrendered the city to the Red Army. Finally, at 01:00 hours on May 2, General Weidling with his staff sent a message to Soviet General Vasili Chuikov to request unconditional surrender.