Directions: In the following question, some parts of the sentence may have an error. The error, if any, will be in one part of the sentence. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from errors, select 'No error' as your answer.

They might not (A)/ write it down but learned it (B)/ by heart and had to (C)/ repeat again it just before baptism. (D)/ No error (E)/.