Answer :
The correct answer is; Ethical concerns.
Further Explanation:
Scientists and members of the United States government all debated the using of the atomic bomb because of the ethical concerns. The president at the time was " Harry S Truman." He was the man who ultimately decided to drop the bomb on Japan.
He was concerned about the long term effects of the bomb on the citizens of Japan. However, in the end, he decided to go ahead with the dropping of the bomb because it was his only valid choice. There were many casualties of the bombing, but many believe it was the only choice so that the army did not suffer more fatalities from prolonged fighting.
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