30.
The correct answer is: " A self-governing state uses English as its official languaje and allows British companies special access."
Lets remeber the differences between imperialism and colonialism. A country that is imperialist can posses colonies, but possesing colonies can't be possible without being imperialist. Imperialist countries focus more on political and monetary dominance, either formally or not. Colonialism is when a country has territories outside it's borders and doesn't incorporate them, the habitants don't have the same rights as the citizens of the possesing state.
31.
The correct answer is: "Create a buffer zone between Western Europe and the Soviet Union."
After WW2 the United States sent economical aid to the european countries that were devastated, this was called the Marshall Plan. The reason they gave was to fight against poverty, hunger and chaos. But they also wanted this countries to become strong so they didn't fall on the communist side. The Soviet Union had Romania and Bulgaria under its control. They wanted to reconstruct democratic Europe and the liberal way of life. They sent over $13 billion dolars ind the end.