If Unpolarized Light of Intensity I₀ Passes Through an Ideal $\sqrt { 2 }$

Multiple Choice

If unpolarized light of intensity I₀ passes through an ideal polarizer, what is the intensity of the emerging light?

A) I₀
B) I₀/2
C) I₀/4
D) I₀/ $\sqrt { 2 }$
E) I₀/16