Massachusetts. State Attorney General Martha Coakley has secured a $124.8 million settlement with Sand Canyon – which had done business as Option One in a previous life – that closes the book on claims of unfair and discriminatory lending practices by the former subprime lender. Under the terms of the settlement, the company must instruct its servicer, American Home Mortgage Servicing, to make principal reduction modifications for delinquent Option One borrowers. American Home acquired…