Congress Shall Make No Law Respecting an Establishment of Religion

Congress shall make no law respecting an establishment of religion, or prohibiting the free exercise thereof; or abridging the freedom of speech, or of the press; or the right of the people peaceably to assemble, and to petition the government for a redress of grievances. - First Amendment to the United States ConstitutionEveryone, as a member of society, has the right to social security and is entitled to realization, through national effort and international cooperation and in accordance with the organization and resources of each State, of the economic, social and cultural rights indispensable for his dignity and the free development of his personality. - Article 22 of the United Nations Universal Declaration of Human Rights, 1948
Why have documents such as the United Nations Universal Declaration been opposed by some citizens in the United States?

A) Some people fear that international agreements will force the United States to act in ways not consistent with its national interest.
B) Americans see economic equality as more important than individual liberty.
C) Some people believe that the government should be free to limit speech and assembly rights where necessary.
D) Most people do not believe that there are universal human rights.