A mirror always forms an erected, diminished and virtual image for an object placed at different positions. The observations noted by student are, as follows.
I) It is a concave mirror.
II) Magnification of that image is always less than one (m < 1).
III) The mirror can be used as rear view mirror. The correct observations are
A) I, II
B) II, III
C) I, III
D) I, II, III