1.
For the statements pp and qq, consider the following compound statements:

(a)    (∼p∨∼q)∨[∼(p⇒∼q)](a)\;\;(\sim p \vee \sim q) \vee [\sim(p \Rightarrow \sim q)]

(b)    [((p∨q)∧∼p)⇒q](b)\;\;[((p \vee q) \wedge \sim p) \Rightarrow q]

Then which of the following statements is correct?