The following question has a sentence with three parts marked as (a), (b), (c). Read each sentence part to determine whether there is any error in any part and indicate your response against the corresponding letter, i.e., (a) or (b) or (c). If you find no error, your response should be indicated as (d).
a: Self-consciousness, up to a point, is necessary to self-development;
b: for, without an awareness of the dignity of one's own role or function,
c: one cannot give one's best to the world