Observe the following statements A & B and compounds X, Y, Z as given below and select the correct statement(s)

                             A) Cyclohexyl acetylene is treated with Dil H₂SO₄ in presence of HgSO₄ to form A

                             B) Cyclohexyl acetylene is treated with B₂H₆ followed by oxidation with H₂O₂  to form B        

                                       X is Methyl cyclohexyl ketone

                                       Y is cyclohexyl acetaldehyde

                                       Z is cyclohexanal