Which of the following is equivalent to neg(PrightarrowQ)\\neg(P \\rightarrow Q)neg(PrightarrowQ)?
PlandnegQP \\land \\neg QPlandnegQ
negPlorQ\\neg P \\lor QnegPlorQ
negPlandQ\\neg P \\land QnegPlandQ
PlornegQP \\lor \\neg QPlornegQ