Directions: Each question in this section has a sentence with three underlined parts labeled (a), (b) and (c). Read each sentence to find out whether there is any error in any underlined part and indicate your answer in the answer sheet against the corresponding letter i.e. (a) or (b) or (c). If you find no error, your answer should be indicated as (d).

(a) The teacher let the boy off (b) with a warning (c) though he was convinced with his guilt (d) No error.