Is "In separate testimony to Financial Crisis Inquiry Commission, officers of Clayton Holdingsthe largest residential loan due diligence and securitization surveillance company in the United States and Europetestified that Clayton's review of over 900,000 mortgages issued from January 2006 to June 2007 revealed that scarcely 54% of the loans met their originators' underwriting standards." a good answer to the question "How many investment and commercial banks were included in Clayton Holdings' analysis of January 2006 to June 2007 loans?"
no