Hi, I need help understanding the concept behind payoff matrix. Can you please help me with these basic questions? Thanks!

Use the payoff matrix below to answer the following question. l[The larger number is the best option} if the two countries do not cooperate. what would Country A 5. E do? * YOUF EHSWEF Use the payoff matrix below to answer the following question. I[The larger number is the best option} if the two countries do cooperate, what will each countryr do? * 1'l'riCiUl'iif'lS-lilul'Ei Use the payoff matrix below to answer the following question. l[The larger number is the best ootion]I is there a Nash equilibrium in this example, if so what would it be? * Your