A SIMPLE KEY FOR DARK RIDDLES UNVEILED

Riddle: you will find 10 folks in an empty, sq. space. All and sundry has entire sight of the whole area and everybody in it with no turning his head or overall body or transferring in any way (apart from the eyes). the place are you able to put an apple so that all but a single individual can see it? respond to: 31. The twenty second and 24th pre