Through tracking the use of mail, newspapers, and telephone calls, Karl W. Deutsch is remembered for ...

Through tracking the use of mail, newspapers, and telephone calls, Karl W. Deutsch is remembered for demonstrating which of the following facts?
 
  A) The political system and the communication system inversely influence one another.
  B) The political system and the communication system negatively influence one another.
  C) The political system and the communication system parallel one another.
  D) The political system and the communication system deter one another.

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Which president's 1828 victory over John Quincy Adams is generally considered one of the dirtiest media campaigns in history?
 
  A) Thomas Jefferson
  B) Andrew Jackson
  C) James Madison
  D) Ulysses S. Grant

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The killing of Osama bin Laden in 2011 caused President Obama's public support ratings to ________, but only briefly.
 
  Fill in the blank with correct word

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Because they have ideas and __________, the attentive public, although relatively few in number, has great impact on politics.
 
  Fill in the blank with correct word

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__________ decisions tend to guide public opinion.
 
  Fill in the blank with correct word