The theme is mostly always in the first sentence or last sentence, for this one, it is the first sentence, “long-term governments should not be changed lightly.” So the answer would be C.
You posted this question three times.
7.) Incorrect. (Philanthropy means the desire of supporting others, mostly financially.) And so the answer is A(Support of a charity)
8.) Incorrect. (Xenophobia is intense fear or paranoia of people from other countries.) So the answer would be C(Critic)
9.) Incorrect. ( Amity means a certain friendship) So the answer is D(appeasement).
A group of people is called a community. Hope this helps!!