the dropping of atomic bombs on Japan at the end of World War II
It was fought over C-Cuba
The anwser would be b because if u read the passasge u will see that the only one it sttaes is B
One such sentence could be this: "Some of the earliest humans who ever lived were nomads, who would roam around the land in search of food. Many of them migrated North, out of Africa and into Europe."