An object of size 3.0 cm is placed 14 cm in front of a concave lens of focal length 21 cm. Describe the image produced by the lens. What happens if the object is moved further away from the lens?

a) The image is virtual, upright, and larger than the object. If the object is moved further away, the image becomes smaller and moves closer to the lens.
b) The image is virtual, upright, and smaller than the object. If the object is moved further away, the image becomes larger and moves closer to the lens.
c) The image is real, inverted, and smaller than the object. If the object is moved further away, the image becomes larger and moves away from the lens.
d) The image is real, inverted, and larger than the object. If the object is moved further away, the image becomes smaller and moves away from the lens.