Which of the phrases (A), (B), (C) and (D) are given below sentence should replace the phrase printed in bold in the sentence to make it grammatically correct? If the sentence is correct as it is given and ‘No correction is required ‘, mark (E) as the answer.

Q:

Ramesh worries endlessly about his son’s future as he was so poor in studies.

• 1
  worry endless
• 2
  worried endless
• 3
  worried endlessly
• 4
  worries endless
• 5
  No correction required