Assume A, B, C Are True; X, Y, Z Are $\lor$

Short Answer

Assume A, B, C are true; X, Y, Z are false; and P and Q are unknown. Evaluate the truth value of each complex expression.
-[(Y ⊃ ∼Y) ⊃ (B ⊃ ∼B)] ⊃ [( B $\lor$ Y) ≡ (∼B $\lor$ ∼Y)]