Which One of the Following Attributions Can Be Classified as Internal

Multiple Choice

Which one of the following attributions can be classified as internal, stable, and, uncontrollable?

A) Believing that getting the highest test score in class was all a matter of luck
B) Knowing you did poorly on an assignment because you didn't give it your best shot
C) Thinking your teacher is too hard a grader
D) Concluding that you just weren't cut out to be an athlete