All of the Following Statements Are True Except

Multiple Choice

All of the following statements are true except
1) the movement of an image histogram, left to right, will adjust image brightness.
2) the movement of an image histogram, left to right, will adjust the gray scale.
3) changing the shape of the histogram will affect image contrast.
4) changing the shape of the histogram will change the subject contrast.

A) 2 only
B) 1 and 3 only
C) 3 only
D) 2 and 4 only