Answer: c) spectacles for the correction of short sight
Explanation: Eyeglasses, the concave lens is used to treat the problem of nearsightedness or myopia by diverging the light ray and making the clear image of the object on the retina.
A diverging lens is a lens that causes a beam of parallel rays to diverge after refraction, as from a virtual image; a lens that has a negative focal length.
plz mark brainliest