Find out whether there is any grammatical error in below sentence: Our history can be seen / as a long evolutionary dialectical development / in which there have been / a painstaking forgiving of rational and moral self.

• A. as a long evolutionary dialectical development
• B. a painstaking forgiving of rational and moral self
• C. Our history can be seen
• D. No error
• E. in which there have been

Answer: (E)