Hello, please help to understand how to choose the correct answer that will result in the logical decision. Thank you

the correct answer For each of the following statements concerning the role of strategic thinking in management decisions, explain whether the statement is true or false.

a. "When the managers of every firm in an oligopoly industry think strategically in making their pricing decisions, then prices will be set in a way that maximizes the total profits earned in the industry."

b. "Managers of firms operating in oligopoly markets need to 'get into the heads' of rival managers in order to make decisions that will harm their rivals' profits."

c. "When profits of rival firms are interdependent, each firm is forced to predict correctly how rival firms will behave in order to make the most profitable decisions for themselves."

d."In simultaneous decision games with common knowledge, all players know the actions that will be taken by all the other players when they make their individual decisions."