Final answer:
The number of times you can change your decisions in a business simulation game is typically as many times as you want until the round ends.
Step-by-step explanation:
The ability to change your decisions during a round can vary depending on the specific simulation or process being used in a business course or strategic management class. If this question pertains to a business simulation game, typically, you would be able to change your decisions multiple times before the end of the round. However, without a specific context or rules of a particular simulation or game, it's difficult to provide a definitive answer. Therefore, the most common and flexible answer would generally be e. As many times as you want until the round officially closes or a deadline is reached.