The correct answer is D.
None of the words in this excerpt needs to be explain since they can all be understrood through context.
The world "passé" may be in a foreign language and unfamiliar for some of the readers, but the sentence structure helps understand its meaning from context.
The word "markerspace" is described in the same sentence, and therefore does not need further explanation.
The phrase "staying power" may be new for some readers but its meaning can be easily deducted from the word choice and the context of the sentence.