I need the answer and further explain. if firm A is sponsoring and firm B also sponsoring the even. The increase of saling of firm A should be 5 , but why the answer is 2 percent.

Question 5 1 pts Scenario. Two rival firms are considering sponsoring an event. Each firm believes that sponsoring the event will increase its sales by a certain percentage. The payoff matrix showing the increase in sales for the firms is given below. The first number listed in each cell is the payoff to the row player and the second number listed is the payoff to the column player Firm B Does not Sponsor Sponsor Firm A Sponsor 5%. 2% 0%, 10% 0% 0% Does not Sponsor 0% What is likely to be the impact on Firm A's sales if Firm A decides to sponsor the event? O A 10 percent increase in sales O A 2 percent increase in sales A5 percent increase in sales A 0 percent increase in sales Question 6 1 pts Which of the following is a difference between an oligopoly with homogeneous products and a monopoly