Legitimacy, Equality, Freedom, Independence. The list goes on.
Hard, because an adverb is expressing relation, time, manner, etc... hope this helps
B, you need to give the reader basically a reason to read it so you give the hook and the topic of the sentence so basically what the story is going to be about.
<span>Snakes are one of the most adaptable animals on the planet, so are humans.</span>