Q:

Mr. Gupta said to his son, "Do not take up any responsibility unless you are confident you can do it." 

• 1
  Mr. Gupta advised his son not to take up any responsibility unless he is confident of doing it.
• 2
  Mr. Gupta advised his son against taking up responsibility without completing it,
• 3
  Mr. Gupta advised his son to take up the responsibility of completing the task.
• 4
  Mr. Gupta advised his son not to take up any responsibility unless he was confident that he could do it.