Bernie and Leona were arrested for money laundering and were interrogated separately by the police. Bernie and Leona were each presented with the following independent offers. If one confesses and the other doesn't, the one who confesses will go free and the other will receive a 20-year prison sentence; if both confess, each will receive a 10-year prison sentence. Bernie and Leona both know that without any confessions, the police only have enough evidence to convict them of the lesser crime of tax evasion, and each would then receive a 2-year prison sentence.

1. Use the above information to construct a payoff matrix for Bernie and Leona.
2. What is the dominant strategy for Bernie and for Leona, and based on your answer to this question, what prison sentence will each receive?