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)

Building biogas plants will help to reduce (a)/ greenhouse gas emissions by reducing (b)/ the consuming of conventional fuels (c)/ such as firewood and kerosene. (d)/ No error (e)

[SYNDICATE BANK(PO), 2010]