Directions: In the question given below, a sentence is given, divided into parts. One of the parts may contain an error. Identify the part that contains the error and mark it as the answer. Ignore errors in punctuation. In case the sentence is correct as it is, mark option (E), i.e. 'No error'. Note - The words in bold are grammatically and contextually correct.

The perception of / security held by the power elites tend (A)/ to ignore (B)/ the basic reality that / contradictions of civil society (C)/ have grown since the nuclear explosion. (D)/. No error (E)