<span>A. The final period of the Roman Republic was marked by factional struggles and civil wars, while the pax Romana was characterized by peace and the flourishing of Roman culture and public works.
Is the correct answer
</span>
Answer: You should know this stuff dude, it’s very important in history and should not be forgotten.
Explanation:
It was the atomic bombing of Hiroshima, the city is still effected by the bomb to this day. You need to pay more attention in school dude.