Direction: Spot the grammatical errors in the given sentence. Mark the part with error as your answer. If there is no error, mark "No error" as the answer. (Ignore punctuation error)

Airline managements should note (a)/ that the ultimate passenger unfriendliness (b)/ is to have their planes crashed (c)/ due to the adopted of unsafe procedures. (d)/ No error (e)

[CENTRAL BANK OF INDIA (PO), 2010]