Direction: The following question consist of a set of sentences or parts thereof. One or more of these sentences/parts contain an error from the view point of requirements of Standard English grammar and/or usage. Select the sentence(s)/part(s) having an error.

(A) And those howling for more were the lucky little (B) who managed to secure tickets which sold out in a record time; (C) there were many others milling outside the venue (D) hoping to land a pass even after half an hour into the concert.