In each of the following questions, a sentence is given with four parts marked (a), (b), (c), and (d). One of these parts may contain an error. Identify the part that contains the error. If the sentence is grammatically correct and free from error, select (e) No error as the answer. Integrity in public life (a) requires that actions (b) are consistent (c) with stated principles. (d) No error (e)