Directions: The given sentence is divided into four parts A, B, C, and D. Choose the part that contains an error as your answer. If the sentence is error-free, mark 'No error' as your answer.

If the Ministry unveils a comprehensive set of measures (A) to actively incentivize deceased organ donations, and simultaneously engages in (B) extensive public education campaigns aimed at fostering a culture of organ donation, (C) the disparity between demand and supply may gradually narrow. (D)