An alkene X on ozonolysis gives a mixture of simplest ketone $(\mathrm{Y})$ and 3-Pentanone. The IUPAC name of the alkene X is

• A

  2,3-Dimethylbut-2-ene
• B

  3-Ethyl-4-methylpent-3-ene
• Correct answer
  C

  3-Ethyl-2- methylpent-2-ene
• D

  2-Methyl-3-ethylpent-2-ene

Hence, the correct answer is option: 'C'.