seriously people who say that are fools. Coming up w/ a profitable trading model is hard enough. Figuring out the most optimal way to route an order is a piece of cake. And after adding up how much you'll save you w/ regard to how easy it is to figure out... you'd be a fool not to.
NYOB what is the answer... D??? same for everyone else. This is very important I want to make 100% sure that this is the correct answer