A concave mirror forms a real image with transverse magnification −4. Which statements are correct for infinitesimal object displacements at that instant?

Select all that apply

• Option A

  |v/u|=4.

• Option B

  The axial image-speed amplification magnitude is 16.

• Option C

  A purely transverse object speed is amplified in magnitude by 4.

• Option D

  Axial and transverse velocity amplification factors are equal.