Q. We traveled . . . . . . . . the 6.45 train, which arrive at 8.30.
✅ Correct Answer: (B)
on
Explanation: 'Travel on' means 'to move or journey using some particular mode of transportation'. Hence it makes the sentence meaningful.
Explanation by: Team MCQ Buddy
'Travel on' means 'to move or journey using some particular mode of transportation'. Hence it makes the sentence meaningful.