The least distance of distinct vision for a young adult with normal vision is about
(a) 25 m. (b) 2.5 cm. (c) 25 cm. (d) 2.5 m.
(c) 25 cm
The minimum distance at which an object must be placed so that a normal eye may see it without any strain is called the least distance of distinct vision.
It is 25 cm for a normal human being.