According to Dr. Dino Felluga’s “General Introduction to Postmodernism,” what is the meaning of the term “simulacra” ?

According to Dr. Dino Felluga’s “General Introduction to Postmodernism,” what is the meaning of the term “simulacra” ?

A. “Something that replaces reality with its representation”
B. “A stable referent to a knowable original cultural artifact”
C. “An exact imitation of the material world”
D. “A basic affirmation of everyday reality”