Theo had clocked Draco coming in and had deemed him to be no threat, despite the fact that he tensed a little more in case he had to move fast and knew that his wand was where it always was, within striking distance in the blink of an eye.
He gave Draco a thoroughly unimpressed look before he answered, after a beat. "Yes." There couldn't have been more sarcasm in a single word unless that word had actually been sarcasm. "I'd ask if you were still woefully unaware but then I already know the answer to that."