Direction: Read the extracts given below and answer the questions that follow :
Now in memory comes my mother,
As she used in years a gone,
To regard the darling dreamers
Ere she left them till the dawn:
O! I feel her fond look on me
As I list to this refrain
Which is played upon the shingles
By the patter of the rain.
Q. Select the correct meaning of ‘refrain’.