The last one is the answer.
A wealthy individual who gives much of their fortune to good causes. Bill Gates can be considered as one.
"The name code talkers is strongly associated with bilingual Navajo speakers specially recruited during World War II by the US Marine Corps to serve in their standard communications units of the Pacific theater. Code talking, however, was pioneered by the Cherokee and Choctaw peoples during World War I.
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They sent and received verbally encrypted messages over radio to and from the battlefield during World War 1.
C. Technically, you couldn't stop people from voting based on their race, but at the time, you could put restrictions on voting. Most white men were educated, and those who weren't could read basic, common words. Black men, historically couldn't read, so literacy tests were an attempt to make it so that black people couldn't vote. Poll taxes were the same way, the white men could afford to pay the poll tax, but the black men couldn't due to their mostly low paying jobs. Lastly, if a white man couldn't read, or couldn't afford to pay the tax, they shouldn't have been allowed to vote, so in order to make it so that they could vote a "grandfather clause" was instated. This made it so that if your father had voted, you could vote. This meant that any white man could vote.
