Which is an effect of cultural diffusion along African gold-salt trade routes during the 8th and 9th centuries? A. The spread of gunpowder
B. The discovery of Atlantic monsoons
C. The invention of the printing press
D. The introduction of Islam

- "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.

< 3

4 copper and gold, the california gold rush is why im pretty sure.

straight down to hell mate

do u have any answer choices man?