Why hadn't conquistadors conquered Africa during the Age of Exploration? A
Maps of the time period did not include Africa.

B
They didn't have the drugs needed to fight malaria.

C
They were too busy colonizing Latin America.

D
Their ships weren't strong enough to reach the southern tip of Africa.

D

Explanation:

Their ships weren't strong enough to reach the southern tip of Africa.

- "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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d. direct