I believe the answer is A.
what makes makes a government is Political legitimacy, Political legitimacy is that country's political views like democracy and other politically stuff.
Explanation:
James Buchanan Duke was a U.S. tobacco and electric power industrialist best known for the introduction ofmodern cigarette manufacture and marketing, and his involvement with Duke University.
I do believe it was to quickly ruin their industries, dropping the nukes on Hiroshima and Nagasaki destroyed their largest cities and their storages, costing them a bunch of lives and money in order to repair the damages. And to make them surrender, after the first dropping, Germany still wasn't going to quit because they still had ammo and troops, so US bombed Germany's last supplies.