Which of the following is false? a. Integrated Business Planning (IBP) combines the Sales and Operations Planning (S&OP) process with Collaborative Planning, Forecasting, and Replenishment (CPFR). b. IBP can result in a single agreed-upon and more accurate forecast. c. The S&OP process helps trading partners work together to develop a robust forecast. d. The S&OP process relies on five monthly, internal review meetings. e. The CPFR process consists of four key steps