I would say D because that would mean that the Native Americans fought against the European settlers which in my eye isn't beneficial to the Europeans.
Because B says whenever it wishes and it cannot do that considering freedom of speech, C says that None of our rights would be secure if we treated everyone’s rights as unlimited. Boo yah B)
The answer to to Part A is A. The main theme is to show someone Mercy to others even if they don’t deserve it. The answer to Part B is B, if it’s not B it’s D