Question

Why does the man help the poet find his way home by rapping the stones?does this give you a clue before the last line

Answer 1

Answer:

Even then it is not possible, but now you can also check the pollution in your surroundings.

Answer 2

Answer :-

The Man helps the Poet find his Way home by Rapping the Stones in front of him because the Man himself is visually-impaired. This can be proved in the Last line of the Poem 'The Fog' - A Blind Man led me home.

Hope this Helps !