Which aspect of athlete support primarily focuses on mental strategies?

The focus of mental strategies in athlete support is best represented by psychological techniques. These techniques encompass a range of methods aimed at enhancing an athlete's mental performance, resilience, and overall psychological well-being. This can include visualization, goal setting, self-talk, mindfulness, and stress management, all tailored to improve an athlete's focus, confidence, and emotional regulation during competition and training.

In contrast, fitness training is primarily concerned with the physical conditioning and improvement of an athlete's strength, endurance, and agility. Behavioral conditioning focuses more on modifying behaviors through reinforcement techniques, which may indirectly support mental strategies but do not specifically target mental skills. Nutritional guidance, while crucial for overall performance, emphasizes dietary strategies and nutrition rather than the mental or psychological aspect. Thus, psychological techniques are specifically and exclusively aimed at developing the mental side of athletic performance, making them the correct answer to the question.