When Socialist Charles Schenck was charged with violating the law during World War I, which of the following was the unanimous decision of the U.S. Supreme Court?

A

Free speech is guaranteed under the First Amendment without exception.

B

Language that creates a 'clear and present' danger is illegal.

C

Language that incites 'imminent lawless action' is banned.

D

Free speech is violated by the Espionage and Sedition Acts.