Q. "He had to go . . . . . . . . square one."
✅ Correct Answer: (A)
back to
Explanation: 'Back to square one' means 'back to where one started, with no progress having been made'. Hence it makes the sentence meaningful.
Explanation by: Team MCQ Buddy
'Back to square one' means 'back to where one started, with no progress having been made'. Hence it makes the sentence meaningful.