Direction: Read the given sentence to find out whether there is any grammatical/contextual error in it. The error, if any, will be in one part of the sentence. If no part in the sentence has an error then, mark 'No Error' as your answer. Consider the part in bold as grammatically correct. (Ignore punctuation errors, if any).

The regulations that stem (A) / from the consensus insure a (B)/ peer-review scientific process (C)/ so that the science is as good (D) / as any system can guarantee. (E)