Find out whether there is any error in any underlined part i.e.(a) or (b) or (c). If you find no error, your response should be indicated as (d). In spite of the fact $(\mathrm{A}) /$ that the meeting was about to end, (B)/ he insisted to ask several questions. (C)/ No error (D).

• A

  Option A
• B

  Option B
• Correct answer
  C

  Option C
• D

  Option D

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