Answer:
the adjectives are nervous and final so go with B.
The last sentence (The Land of Horses) shows correct verb agreement. If it helps, change your subject to its pronoun - for example: Lost Cities describe the discoveries of many ancient civilizations. Lost Cities is the subject, a novel. IT DESCRIBES the discoveries of many ancient civilizations.
Precision. Precision in word choice is what i think you're thinking of. Or accuracy. Specifity could be it, but I think precision's the answer. Hope that helps!