At what stage of the planning horizon do refining and modifying OPLANs and OPORDs take place?

The correct answer indicates that refining and modifying OPLANs (Operational Plans) and OPORDs (Operation Orders) primarily occur during mid-range planning. This stage is characterized by a focus on implementing strategies that bridge the gap between immediate actions and long-term goals.

During mid-range planning, adjustments can be made based on evolving circumstances, operational feedback, and assessments of previous plans. This stage allows planners to integrate lessons learned and adapt tactics and strategies to ensure that objectives are met effectively. This adaptability is crucial in military operations, where the operational environment can be dynamic and unpredictable.

In contrast, short-term planning tends to focus on immediate actions and response measures, while long-range planning often outlines overarching objectives and broad strategies that may not be conducive to frequent modifications. Immediate planning involves urgent decisions that require rapid implementation, leaving less room for the comprehensive review and adjustments typical of the mid-range phase. Overall, recognizing the correct timing for refining operational plans is essential for effective military strategy and execution.