The IUPAC name of the following compound is -

• A

  4-Hydroxyhept-1-en-6-yne
• B

  4- Hydroxyhept-6-en-1-yne
• C

  Hept-6-en-1-yn-4-ol
• Correct answer
  D

  Hept-1-en-6-yn-4-ol

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