If your image appears to be erect, no matter how far you stand from a mirror, the mirror is likely to be:

  1. A. Plane
  2. B. Concave
  3. C. Convex
  4. D. Either plane or convex

Correct Answer: D. Either plane or convex

Explanation

Both plane mirrors and convex mirrors always produce an erect (upright) image of an object, regardless of its position.

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