 NEW YORK--BUSINESS WIRE--BlackRock Advisors, LLC announced today that, at a joint special meeting of shareholders the Meeting of BlackRock Maryland Municipal Bond Trust NYSE: BZM, BlackRock Massachusetts Tax-Exempt Trust NYSE: MHE, BlackRock MuniYield Arizona Fund, Inc. NYSE: MZA, BlackRock MuniYield Investment Fund NYSE: MYF, BlackRock MuniEnhanced Fund, Inc. NYSE: MEN and BlackRock MuniYield Quality Fund, Inc. NYSE: MQY and collectively with BZM, MHE, MZA, MYF and MEN, the F 