I believe the answer is: Injunction
In legal terms, injunction refers to a form of threat that given by one party to another which dictate one party to conform to a certain condition if they want to avoid being sued by the other. Corporations often used this to their employees that they deemed as 'problematic' in order to shut them down.
The answer is D. Let me know if you got it wrong
Answer:
Very many.
85% - 95% of Native Americans have died due to disease from Europe, with Europeans exploring the New Continent, and animals being brought over from Europe, most couldn't fight the diseases.