Which of the following is logically equivalent to PrightarrowQP \\rightarrow QPrightarrowQ?
negPlorQ\\neg P \\lor QnegPlorQ
PlandnegQP \\land \\neg QPlandnegQ
QrightarrowPQ \\rightarrow PQrightarrowP
negPlandQ\\neg P \\land QnegPlandQ