Directions: The given sentence is divided into four parts A, B, C, and D. Choose the part that contains an error as your answer. If the sentence is error-free, mark 'No error' as your answer.

If meticulous due diligence had been conducted on the complex derivatives products (A) prior to their widespread adoption, financial institutions will be (B) better equipped to anticipate and mitigate the cascading risks (C) that precipitated the global financial crisis of 2008. (D)