Read each sentence to find out whether there is any grammatical error in it. The error, if any, will be in one part of the sentence. Mark the part with the error as your answer. If there is no error, mark ‘No error’ as your answer (Ignore the errors of punctuation, if any).
Sangita Kalanidhi T.M. Krishna helmed (1)/ this year’s conference, the unique (2)/ aspect of which were the inclusion (3)/ of sessions on several folk art forms (4)/ no error (5 )