Answer: Bernardino de Sahagún
Explanation:
Bernardino de Sahagun was a Spanish Catholic missionary who worked in New Spain to convert the Aztecs to Christianity. He spent more than 50 years studying the culture of the Aztec and in so doing, learned their Nahuatl language which allowed him to translate Biblical text into Nahuatl.
He compiled the Aztec encyclopedia known as the Historia General in bilingual text of Spanish and Nahuatl which allowed for Europeans to better understand Aztec culture and language.
A, Slaves provided much of the labor on plantations that grew cash crops would be the answer I would go with. Most slaves worked in crop fields, and iron working didn't become prominent in the US until the industrial revolution about 10 years after the Civil War. I cannot say I'm 100% certain, but the others to me don't seem to make sense when looking at the situation.
Mexico, is the main source of immigrants in World War 1
It would be the Federal Trade Commission of 1914 that <span>strengthened previous corporation control laws and made illegal certain methods big business used to eliminate competition, since it had become clear that previous efforts were not working. </span>