In Freudian Theory, How Does Projection Differ from Reaction Formation

In Freudian theory, how does projection differ from reaction formation?

A) Projection involves repression of unacceptable impulses, and reaction formation involves expression of unacceptable impulses.
B) Projection involves unconscious activity, and reaction formation involves conscious activity.
C) Projection involves attributing one's own unacceptable impulses to other people, and reaction formation involves behaving opposite to the way one feels.
D) Projection involves channeling unacceptable impulses into acceptable behaviors, and reaction formation involves behaving like a child.