Several European nations formed the European Community in 1957 to . A. create a common European currency B. create elements of government, including legislative, executive, and judicial branches C. allow for the movement of goods, services, and people across borders and to eliminate tariffs among member nations D. cooperatively manage heavy industry and to protect against the creation of weapons of war

C. allow for the movement of goods, services, and people across borders and to eliminate tariffs among member nations.

Explanation:

The European Economic Community refers to an organization that was established on the 1st of January, 1958 under the Treaty of Rome. The countries that signed the Treaty of Rome in 1957 include France, Netherlands, Belgium, Italy, West Germany and Luxembourg.

European Economic Community allowed for the free movement of goods, services, and people across European borders. Also, the European Economic Community assisted its member states in the abolition of cartels and trusts, development of transportation, social welfare, agriculture etc.

Additionally, the common languages of the European Economic Community are English, French, German, Greek, Italian, Portuguese, Spanish etc.

Hence, several European nations formed the European Community in 1957 to allow for the movement of goods, services, and people across borders and to eliminate tariffs among member nations.

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