Select the most appropriate option to fill in blank 3.
Show answer & explanation
Correct answer: C
Explanation
The correct answer is Option 3 i.e. along.
- The given blank is talking about a series of small waterfalls from one end to the other end of the river.
- In the given blank, 'along' is most appropriate preposition, as it is used to indicate 'from one end to or towards the other end of something'.
Hence, the correct answer is Option 3 i.e. along.