Watson uses the newspaper quoted to believe that German propaganda portrayed the conflict with Russia as a defensive war. So the correct option is A.
When Germany surrendered in world war. There was a division of Germany into four-zone occupied by the Allies' power. America, England, and France took control over two-third part of Germany it was called West Germany and the remaining part controlled the Soviet Union called East Germany.
In 1948 Russians blocked the supply of water, rail, road cargo to Berlin which was occupied by the Allies' power. This incident was the beginning of the Cold war.
Therefore the correct option is A.
Learn more about Germany here:
brainly.com/question/1061130