In technical diving, what is one requirement beyond sport diving?

In technical diving, advanced training and planning are essential requirements that distinguish it from sport diving. This level of diving often involves greater risks, complexities, and environmental challenges, necessitating specialized knowledge and skills. Technical divers must be proficient in the use of multiple gas mixtures, specific dive planning techniques, and advanced dive tables or computers to manage the risks associated with deeper dives, extended bottom times, or overhead environments such as caves and wrecks.

Additionally, proper planning is crucial in technical diving to ensure divers can safely manage their ascent, gas usage, and emergency scenarios, given the inherently increased risk of failure or accidents at greater depths. This structured approach not only enhances safety but also allows divers to execute complex maneuvers and achieve specific objectives during their dives.

In contrast, the other options like limited gas choices or the use of simple equipment do not effectively capture the advanced requirements of technical diving. Diving solo, while applicable to some advanced practices, is not a universal requirement and adds a layer of risk that is generally discouraged in technical diving guidelines.