What does the “iron curtain” refer to?

the border between the Soviet satellite states and Western Europe

the promise to help nations struggling against communist movements

the 46-year rivalry between the United States and the Soviet Union

the independent nations under the control of a more powerful nation

Explanation:the cold war border between democratic western europe and communist eastern europe

Right

The border between the Soviet satellite states and Western Europe.

Explanation:

The phrase "Iron Curtain" was formulated by the British prime minister Winston Churchill. It referred to the heavily guarded borders of communist states with Western European nations, and to the lack of democracy and freedoms in those nations, which citizens could not easily leave.

answer: arkansas

explanation:

the outcome of 1970 oil crisis in united states was that, they began to search ways on how to reduce oil.

in 1970 was a period when there were energy and oil crisis. those who were major centers for industrialization were forced to keep way from supplying of petroleum.

some of the result of this crisis was economic growth became stagnant because prices of oil surged.

due to the increased prices some countries like mexico and norway benefited.