A concave mirror with focal length $15$ cm forms an image $60$ cm in front of the mirror. What object distance and image description are consistent with this situation?

• A. $20$ cm; virtual, upright, enlarged
• B. $20$ cm; real, inverted, enlarged
• C. $75$ cm; real, upright, reduced
• D. $12$ cm; real, inverted, reduced

Answer: (B)