All of the following are true about the challenges in financial forecasting except: Multiple Choice the projections must solely be based on future predictions. the estimates are subject to human errors. the projects often rely on past experience. there seldom are direct relationships between projected sales and cash requirements. IFRS may allow for consistency in financial forecasting between: Multiple Choice all ASPE firms. both private and public firms. all public firms. private firms. Sales projections are best derived from: Multiple Choice external factors. internal and external factors. internal factors. The banks economic forecast