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