IUPAC name of the compound is

• Correct answer
  A

  2,3-dimethylbut-2-ene
• B

  2, 3-dimethyl butyne
• C

  1, 1, 2, 2-tetra methyl ethene
• D

  2, 3-dimethyl butene

Solution

The IUPAC name of the compounds is 2; 3-dimethylbut-2-ene.

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