A simple miscroscope form an image) the size of the object. If the focal length of the lens of the miscroscope is \(29 \mathrm{~cm}\), how far is th object from the lens
A. \(43.5 \mathrm{~cm}\) B. \(40 \mathrm{~cm}\) C. \(30 \mathrm{~cm}\) D. \(42.5 \mathrm{~cm}\)