Below, a statement has been divided into 5 parts. The one in bold is the fixed part, to which no changes can be made. Among the other parts (A), (B), (C) and (D), find the error-free part(s), and mark them as your answer. If there are no errors, then mark option (5), viz, No Error, as your answer.

According to Hegel's political views, / the political state is rational (A) / in so far as it is inwardly (B) / differentiates itself according (C) / to the nature of the Concept.(D)