Answer:
It brought them diseases such as small pox, measles chicken pox etc.
B. They allowed groups such as the Ku Klux Klan to terrorize blacks.
The Ku Klux Klan (or KKK) was a secret organization of white men (typically) that masked themselves and terrorized blacks. They burned down black towns, murdered and lynched blacks, and raped black women.
The government didn't try to stop them.
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Answer:
d. upwards of ninety-five percent of the "Forty-niners" were men.
Explanation:
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The Mughal's adoption and usage of weapons that use gunpower.