For the first question the cold war existed because an ideological war existed and for the second question I will have to say political because I did a lot of research and a lot of reading and I just assumed it was political let me know if you got it right hopefully I helped have a good day :)
Answer:
Leading China through the Communist Revolution and forming the Peoples Republic of China
Answer:
d - all answers are correct
The correct answer is C. A system of weights and measure for trade.
This is because the Harappan civilization did not establish a uniform set of weights and measures for use in trade.