Connectives can be used to join:

A) two subjects, two predicates, or two complete propositions
B) two subjects (but not predicates or propositions)
C) two predicates (but not subjects or propositions)
D) two propositions (but not subjects or predicates)
E) two subjects or two predicates (but not propositions)

Connectives

Logical operators that join or modify statements and propositions in logic, such as "and", "or", "if...then".

Propositions

Declarations or propositions that convey an assessment or viewpoint, capable of being either correct or incorrect.

Subjects

The topic or matter being discussed or described in a sentence, paragraph, or work; also individuals or entities that are being studied or observed.