1) The correct option is B
South Korea is a developed country and between the 1960s and 1990s it had one of the fastest growing economies in the world. The rapid transformation into a rich and industrialized economy in this short time was called "the miracle of the Han River". This surge of growth was achieved through export-oriented manufacturing and a highly skilled workforce. In 2009, it was the ninth country with the highest income from its exports.
2)The correct option is: The soviet union and the united states
The Korean War, was carried out between 1950 and 1953. Its components were the Republic of Korea (or South Korea), supported by the armed forces of several countries commanded by the United States; and the Democratic People's Republic of Korea (or North Korea), supported by the People's Republic of China and the Soviet Union.