What is the primary determining factor in selecting the mode of terrain flight?

The primary determining factor in selecting the mode of terrain flight is indeed closely tied to mission objectives, but understanding the role of enemy presence is critical in operational planning. The enemy’s capabilities and position can dictate the tactical approach to terrain flight. For instance, if the enemy is highly active in a specific area, this may necessitate the selection of a terrain flight mode that prioritizes stealth, such as flying at low altitudes or utilizing cover from terrain features to minimize detection and avoid enemy engagement.

Additionally, while all factors like mission, weather, and terrain certainly influence the mode of flight, the enemy's threat level takes precedence because it directly impacts the safety and effectiveness of the operation. For example, in a high-threat environment, the selection of flight altitude and approach may be adjusted significantly compared to a low-threat scenario. Therefore, understanding enemy dynamics is vital for ensuring mission success while maintaining safety and minimizing risk.