Ok this is a Hard one, I got through this a lot. What i do is i just take my time and let them figure out that you didn't do it, You want to give good evidence that you didn't do it. Now if you got accused of something big, you should talk to a friend maybe he was there and he could tell everyone that you didn't do it. They do these things in court ( They are Similar).
The detail that provides the most cultural context from the excerpt about the Cold War is the following: <em>There was also a sense of urgency. The Pentagon was worried that the shattered remains of the Soviet Union might be rebuilt before the United States. </em>That phrase gives the most cultural context reference about the Cold War as there was a constant tension between both powers. There were plenty of different possible scenarios in which either of them would win over the other one, including a possible nuclear war. The sensation of uncertainty was reigning through the Cold War era.
This excerpt belongs to the book called "Visions: how Science will revolutionize the 21st Century" written by American theoretical physicist Michio Kaku and first published in 1997.
Answer:
C. Although the conclusion restates the main idea of the essay, it's ineffective because it doesn't provide a summary of supporting points.