Payoff table for two firms playing an advertising game. Firm B Advertise Don't Advertise Firm A Advertise $20, $30 $50, $10 Don't Advertise $10, $40 $30, $40 Which of the following are Nash equilibria of this game. Select ALL that apply. Question 17 options: Firm A will not advertise and firm B will advertise. Firm A will advertise and firm B will advertise. This game has no Nash equilibria. Firm A will not advertise and firm B will not advertise. Firm A will advertise and firm B will not advertise