Some parts of the sentence have errors and some have none. Find out which part of a sentence has an error. The number of the part is your answer. If there is no error, your answer is (4) i.e. No error.
Lay your books aside and (1)/ lay down to rest (2)/ for a while. (3)/ No error (4).
1
1
2
2
3
3
4
4