Apparition has two different meanings: a ghost or ghostlike image of a person, and <span>the appearance of something remarkable or unexpected, typically an image of this type. It refers to ghosts.
Calumnious seems like it is referring to beauty or telling someone that they are beautiful.
Imminent means certain. Like saying that death is imminent.
Affliction means causing pain or suffering. Like how the book The Fault in Our Stars refers to the book by Peter Van Houten, An Imperial Affliction, which actually means "An empire of pain and suffering".
Awry means away from the appropriate, planned or expected course; or amiss.
Lament means a passionate expression of grief or sorrow, or showing regret.
A paradox is </span><span>a seemingly absurd or self-contradictory statement or proposition that when investigated or explained may prove to be well founded or true.
Repugnant means </span><span>extremely distasteful or unacceptable.
I really hope this helps, have a nice day!!!!!!!</span>
The author explicitly says that spirit can be found in the voice of a character.
Explicitly means directly - so it means that the author didn't hide the fact that he knew what could be found in the voice.
Here is what he says:
<em>That is wholly appropriate, for in the breath—the voice—of a character lies its essential spirit.</em>
So the correct answer is definitely spirit.