1. The answer is B.
"A", only describes some of the results of the tension between the USSR and the western world during The Cold War.
2. A
While both have pretty radical policies (that was the Cold War, sigh), boycotting and embargoing non-aligned nations did it for me. Why oppress nations that could potentially be allies, 'down-the-road'?
The Born rule was first stated by Max Born (1882-1970)
Hope I helped :)
Lusitania was an important event in World War I. The death of so many innocent civilians at the hands of the Germans galvanized American support for entering the war, which eventually turned the tide in favor of the Allies. The Lusitania was a British luxury cruise ship.