The IUPAC name of
is

• A

  $1, 1-$diethyl$-2,2-$dimethylpentane
• B

  $4, 4-$dimethyl$-5, 5-$diethylpentane
• C

  $5, 5-$diethyl$-4, 4-$diemthylpentane
• Correct answer
  D

  $3-$ethyl$-4, 4-$dimethylheptane

Solution

The correct answer is $3-$ethyl$-4, 4-$dimethylheptane. Hence, (D) is correct.

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