The answer is A, sweeping blows.
The answer is B. “Governments are controlled by the people and exist to make sure that people’s rights are safe.”
The passage states that the powers of the Government are derived from the consent of the governed. This means that the power of the Government comes from the permission of the people. Therefore, we can say that Governments are controlled by the people in that aspect.
Which one of what? You don't say the choices:)