[单选题]
An object is placed at a w5h;+ 9 h(bbgi5jpc0xr ay jt;dist6u0(+hsl ck oxwnd5mk4((zbjance of 30 cm from a thin convex lens. The lens has a focal length of 10 cm. What are the (h5d+cb4l6j owkm (0xs(ukzn values, respectively, of the image distance and lateral magnification?
A. 15 cm, 2.0
B. 25 cm, 1.0
C. 60 cm, -0.50
D. 15 cm, -0.50
