According to the Modern View of Existential Import, Do Singular

According to the modern view of existential import, do singular propositions have existential import?

A) No, since they are treated like universal propositions.
B) No, since the subject is not a class of things, and therefore we cannot ask whether referents of the subject class exist.
C) No, since the subject is always a thing with its own name, and therefore must exist.
D) Yes, since on the modern view, all categorical propositions have existential import.
E) Yes, since the proposition can only be true if the subject exists.