I believe the answer is one
Answer:
The Cold War was characterised by the tension between the two contending superpowers the United States and the Soviet Union. Yet the position of Communist China under Mao Zedong in the Cold War, in many respects, was not minor but of great importance especially with regards to its relationship with the Soviet Union.
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If you want my honest opinion i believe that 2 & 4 are the correct answers.
The rail roads were the key of success to cattle ranchers because now they could load them on a train car and get them to the meat processers in half the tome and with less money therefore making more profit.
<span> cuneiform is the writing system they would use</span>