Your economics professor has decided that your class will not be graded on a curve but on an ...

Your economics professor has decided that your class will not be graded on a curve but on an absolute scale.  Therefore, it is possible for every student in the class to get an "A."  Your grade will not depend in any way on your classmates' performance.  Based on this information, you decide that you should study economics three hours each day, regardless of what your classmates do.  In the language of game theory, your decision to study three hours each day is:
A) a dominant strategy.
B) a minimax strategy.
C) a maximin strategy.
D) a Prisoner's dilemma.