Ralph Tends to Be a Rather Passive Person

Ralph tends to be a rather passive person. Though he is happy and content with himself, he doesn't really believe that his actions make much of a difference in the world. For instance, he doesn't vote because he assumes that most governments are run by a few powerful people and there is very little he can do to change things. Ralph would most accurately be classified as having

A) low self-esteem
B) high self-monitoring skills
C) an external locus of control
D) an internal locus of control