Can a Categorical Proposition Have Two Subject Classes

Multiple Choice

Can a categorical proposition have two subject classes?

A) No, since a proposition with two subject classes is not categorical.
B) No, since it is impossible to relate the same predicate to two subjects.
C) No, since English grammar only allows a sentence to have a single subject.
D) Yes, as long as one of the subject classes is a species of the other.
E) Yes, as long as the two subject classes are both species of the same genus.