The answer is going to be B. The native people lacked natural immunities.
The Europeans, having already been exposed to these diseases, had already built up their immune system to the diseases. The native people, on the other hand, had not been exposed to these diseases, and thus died because of it.
I hope this helps!
Answer:
Unfortunately, answer B. "Publishing a newsletter claiming that Americans of a certain racial group are superior" is correct.
Explanation:
Freedom of speech
It was known as the era of divided government neither party has consistently held on to the presidency