Identify the correct match having correct IUPAC name
CH3COCH2COOH ------3 - oxo - 1- butanoic acid
CH≡C-CH2-CH=CH2 ------Pent - 1 yne - 4 - ene
4-methyl cyclohexene is correct iupac name of fourth option
in second option ene should be first than yne