The term angle of deviation is used in reference to
a. a polarizer.
b. a prism.
c. a lens.
d. an analyzer.

B.  a prism.

The term angle of deviation is used in reference to a prism.

Angle of deviation is identified as the angle that is equal to the difference between the angle of incidence and the angle of refraction of a ray of light passing through the surface of one medium to another medium with of different refractive index. 

A ray of light is deflected in a prism two times.