What is the BEST title for the chart? A) Impact of the Black Death, B) Decline of the feudal system, C) Social Institutions of the 14th Century, D) The European Economy in the 14th Century

b. ensure mutual protection from communism.

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an interest group is an organization whose members share common concerns, and try to influence government policies that impact those concerns. elected officials frequently complain about the influence of "special interests" on american politics.