Answer :
D. The sentence which best states the controlling idea of this passage is "The wire taps were never a secret, but they helped the United States gain military intelligence.
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The following excerpts from the passage reaffirm this controlling idea :
1. "On balance, however, some valuable information was gathered from the tapped conversations. The U.S. learned, for example, a great deal about the Soviet and Eastern European order of battle, or its military organization. Others feel that the intelligence was valuable to check against similar information obtained from other sources."
2."The evidence suggests that the CIA gained two invaluable and untainted kinds of knowledge from the taps. The agency learned a basic blueprint of the Soviet and East German security systems, and it never picked up a glimmer of warning that Moscow intended to go to war.”
A critical writing and a bibliography is easy to do. Just look the question up online and I promise you, that you will find the answer to the question that you're looking for
Answer:
i really don't know his time estimate but his daily routines are going to work early in the morning and late aimless walks alone down the avenues.
An advantage would be that it would be first hand knowledge, so you could find out how normal people felt about situations.
A disadvantage would be that they are likely to be biased.