Which of the following had the most impact on bringing World War II to a final conclusion?

(1 point)
1. landing of troops at Normandy
2. withdrawal of the Soviet Union
3. development of atomic weapons
4. the superior numbers of the Allied forces
PLEASE HELP ME!!!

1 answer

3. development of atomic weapons

The dropping of atomic bombs on Hiroshima and Nagasaki by the United States ultimately led to the surrender of Japan and the end of World War II. This event had a significant impact on bringing the war to a final conclusion.