When eliciting software requirements, it is important to identify the different user groups and who can represent them (champions). Which of the following statements is true? Best practices suggest to limit user groups to be less than five to make it manageable These customer champions are normally senior managers that have decision-making abilities When you develop commercial software, you may need to use some of your strategic customers to act as customer champions If you cannot identify these groups, you can opt to go the requirement solicitation approach