Which groups serve as the main sources of advice for the president? the cabinet and executive office of the president the republican and democratic parties the legislative and judicial branches the senate and the house of representatives

the Cabinet and Executive Office of the President

- "schenck v. united states, case in which the u.s. supreme court ruled on march 3, 1919, that the freedom of speech protection afforded in the u.s. constitution's first amendment could be restricted if the words spoken or printed represented to society a “clear and present danger.” "

- speech aimed to potentially create danger could be banned.

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the answer is states.