The IUPAC name of the following compound is

• A

  $3-$ethyl$-4-$methylhex$-4-$ene
• B

  $4,4-$diethyl$-3-$methylbut$-2-$ene
• C

  $4-$methyl$-3-$ethylhex$-4-$ene
• Correct answer
  D

  $4-$ethyl$-3-$methylhex$-2-$ene

Solution

$4-$Ethyl$-3-$methylhex$-2-$ene
 

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