Which of the following questions cannot be answered using evidence from the article?
A) Who were some groups that helped enslaved people on the Underground Railroad?
B) How many enslaved people were recaptured along the Underground Railroad?
C) Why was the route called the Underground Railroad?
D) Who started the Underground Railroad?

During the final stage of World War II, the United States detonated two nuclear weapons over the Japanese cities of Hiroshima and Nagasaki on August 6 and 9, 1945, respectively. The United States dropped the bombs after obtaining the consent of the United Kingdom, as required by the Quebec Agreement.