Final answer:
Management Information Systems (MIS) are indeed best for making decisions with predefined procedures for answering them, which is true.
Step-by-step explanation:
MIS, or Management Information Systems, are best suited for making decisions that are based on routine and structured information. The statement that 'MIS are best for making decisions that have a predefined procedure for answering them' is true. MIS provide accurate and timely information necessary to facilitate the decision-making process and are particularly useful in situations where decision rules are known beforehand and can be programmed into the system.