Q. The most beautiful bird was flying . . . . . . . . the river.
✅ Correct Answer: (D)
across
Explanation: 'Across' means 'on the other side of something, or from one side to the other of something which has sides or limits such as a city, road or river'. Hence it makes the sentence meaningful.
Explanation by: Team MCQ Buddy
'Across' means 'on the other side of something, or from one side to the other of something which has sides or limits such as a city, road or river'. Hence it makes the sentence meaningful.