Consider the competition between Procter & Gamble and Kimberly Clark. Each firm can choose to undertake some R&D to develop some new products or to Not. The two firms make these choices at the same time. The payoffs are given in the normal form game below. If there are two periods in which the two firms compete, what is the equilibrium in each period?Group of answer choices(Not, R&D) in the first period then (R&D, Not) in the second, where the first strategy in the parentheses is of Procter & Gamble and the second strategy is of Kimberly Clark.(Not, Not) in the first period then (Not, Not) in the second period, where the first strategy in the parentheses is of Procter & Gamble and the second strategy is of Kimberly Clark.It is not possible to say.(Not, R&D) in the first period and (Not, R&D) in the second, where the first strategy in paretheses is of Procter & Gamble and the second strategy is of Kimberly Clark.(R&D, R&D) in the first period then (R&D, R&D) in the second period, where the first strategy in the parentheses is of Procter & Gamble and the second strategy is of Kimberly Clark.None of the other answers are correct.