The suffix of the principal group,the prefixes for the other groups and the name of the parent in the structure $HO-CH_2-CH(CH_3)-CH=C(Cl)-CH_2-C(=O)-C(=O)OH$ are:

• A
  -oic acid,chloro,hydroxy,oxo,methyl,$4$-heptene
• B
  -oic acid,chloro,hydroxy,methyl,oxo,$4$-heptene
• C
  -one,carboxy,chloro,methyl,hydroxy,$4$-heptene
• D
  -one,carboxy,chloro,methyl,hydroxy,$4$-heptene