As for the last possibility, he doesn’t leave from the Quidditch game until around a quarter past 11, so that can’t help him for another five hours or so.
True, but that doesn’t mean it won’t help him eventually, and he may be able to hold out for those five hours.
Or Draco might have ordered Crabbe and Goyle to come find him if he doesn’t return, or set other backup plans in motion.
As for the last possibility, he doesn’t leave from the Quidditch game until around a quarter past 11, so that can’t help him for another five hours or so.
True, but that doesn’t mean it won’t help him eventually, and he may be able to hold out for those five hours.
Or Draco might have ordered Crabbe and Goyle to come find him if he doesn’t return, or set other backup plans in motion.