An object placed on the principal axis of a convex lens of focal length \(10 \mathrm{~cm}\) produces it real image of double magnification. The distance of the lens from the image is ____________
A. \(30 \mathrm{~cm}\) B. \(15 \mathrm{~cm}\) C. \(25 \mathrm{~cm}\) D. \(20 \mathrm{~cm}\)