Which Statement About a Single Thin Lens Is Correct

Which statement about a single thin lens is correct?

A) A convex lens always produces a real inverted image.
B) A concave lens always produces a virtual inverted image.
C) A convex lens sometimes produces a real upright image.
D) A concave lens always produces a virtual upright image.
E) A concave lens produces a virtual upright image only if the object is located between the lens and its focal point.