Suppose that each of two prisoners has the independent choice of confessing to a crime or not confessing to a crime they were both alleged to commit. If neither confesses, they spend 2 years in jail; if both confess, they spend 3 years in jail. If one confesses and the other does not, the confessor gets off with 1 year in jail while the other gets 6 years in jail. According to game theory, the likely strategy of the prisoners is that___________.

A. one will confess and the other will not.
B. neither will confess.
C. both may or may not confess.
D. both will confess.