Every word and every line(a)/ in the poems of Wordsworth (b)/ sings the blessings of nature.(c) No error (d)

Read each sentence to find out whether there is any error in it. The error, if any, will be in one part of the sentence, the letter of the part is the answer. If there is No error, the answer is ( e ). According to me (a)/ every student should (b)/ go through the (c)/ notes given by the professors. (d)/ No error (e)