MathematicsMedium115×since 2008Q4349Which of the following Boolean expressions is not a tautology?A(p ⇒\Rightarrow⇒ q) ∨\vee∨ (∼\sim∼ q ⇒\Rightarrow⇒ p)B(q ⇒\Rightarrow⇒ p) ∨\vee∨ (∼\sim∼ q ⇒\Rightarrow⇒ p)C(p ⇒\Rightarrow⇒ ∼\sim∼ q) ∨\vee∨ (∼\sim∼ q ⇒\Rightarrow⇒ p)D(∼\sim∼ p ⇒\Rightarrow⇒ q) ∨\vee∨ (∼\sim∼ q ⇒\Rightarrow⇒ p)Check answerSkip