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The dual of ‘(p ∧ t) ∨ (c ∧ ~q)’ where t is a tautology and c is a contradiction, is

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The dual of ‘(p ∧ t) ∨ (c ∧ ~q)’ where t is a tautology and c is a contradiction, is

(A) (p ∨ c) ∧ (t ∨ ~q) 

(B) (~p ∧ c) ∧ (t ∨ q) 

(C) (~p ∨ c) ∧ (t ∨ q) 

(D) (~p ∨ t) ∧ (c ∨ ~q)

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Correct option: (A) (p ∨ c) ∧ (t ∨ ~q) 

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