Payment for order flow: (select all that apply) Select 3 correct answer(s) a) is used by many no-fee brokers like Robinhood. b) is the time it takes a stock sale to settle. a c) might encourage a broker to route orders to a particular market maker for their own benefit, rather than in the best interest of their clients. d) is compensation and benefit a brokerage firm receives for directing orders to different market makers for trade execution