Read the extracts given below and answer the questions that follow:
A snake came to my water-trough
On a hot, hot day, and I in pyjamas for the heat,
To drink there.
In the deep, strange-scented shade of the great dark carob-tree. I came down the steps with my pitcher
And must wait, must stand and wait, for there he was at the trough before me.
Paraphrase. A snake came to my water-trough. It was a hot, a very hot day and I was in pyjamas. The snake had come there to quench his thirst or to drink water. He came there in the deep and dark shade of a great carob tree. I came down the steps with my pitcher. I must wait, must stand and wait because the snake had come at the trough before time.
(a) What is a trough?
(b) What is the poetic device used in the second line?
(c) What is the word for ‘smelled’ in the passage?