Which logical operator is equivalent to the expression (P ⟹ Q)∧(Q ⟹ P)(P \implies Q) \land (Q \implies P)(P⟹Q)∧(Q⟹P)?
Conjunction (∧\land∧)
Disjunction (∨\lor∨)
Exclusive OR (⊕\oplus⊕)
Biconditional (↔\leftrightarrow↔)