After a Particularly Challenging Examination, a Student Is Overheard in the Hallway

Multiple Choice

After a particularly challenging examination, a student is overheard in the hallway exclaiming, "That instructor just grades too hard! She only gave me a B on the test!" This student is exhibiting traits of a(n)

A) external locus of control.
B) internal locus of control.
C) perfectionist.
D) realist.