The right answer is Fluency. This is defined as the skill to express oneself simply and coherently. It fascinates the reader because something fluent is easy to get as much as it is attractive, so it doesn’t get the reader bored instead it makes them want more about it.
Answer:
All of these words describe something that is hard to obtain or that there isn't much of.
Explanation:
<h3>This is a late answer but It is C.. (I think *v*) Hope it helps <3 </h3>