Harry wants to buy a stock. He calls his agent, Penelope, and asks that she enter the order at the market. Assuming that Harry gets an execution on his order, what price will Harry receive?[A] Harry's order will be executed at the quoted "last sale" price.[B] Harry's order will be executed at the opening price the following day.[C] Harry's order will be executed at the applicable "bid" price.[D] Harry's order will be executed at the applicable "ask" price.